illions.md
In friendlynumber: Translate Numbers into Number Words

`english_tenillions()` works

Code
  english_tenillions(1:100)
Output
    [1] "ten"                          "hundred"                     
    [3] "thousand"                     "ten thousand"                
    [5] "hundred thousand"             "million"                     
    [7] "ten million"                  "hundred million"             
    [9] "billion"                      "ten billion"                 
   [11] "hundred billion"              "trillion"                    
   [13] "ten trillion"                 "hundred trillion"            
   [15] "quadrillion"                  "ten quadrillion"             
   [17] "hundred quadrillion"          "quintillion"                 
   [19] "ten quintillion"              "hundred quintillion"         
   [21] "sextillion"                   "ten sextillion"              
   [23] "hundred sextillion"           "septillion"                  
   [25] "ten septillion"               "hundred septillion"          
   [27] "octillion"                    "ten octillion"               
   [29] "hundred octillion"            "nonillion"                   
   [31] "ten nonillion"                "hundred nonillion"           
   [33] "decillion"                    "ten decillion"               
   [35] "hundred decillion"            "undecillion"                 
   [37] "ten undecillion"              "hundred undecillion"         
   [39] "duodecillion"                 "ten duodecillion"            
   [41] "hundred duodecillion"         "tredecillion"                
   [43] "ten tredecillion"             "hundred tredecillion"        
   [45] "quattuordecillion"            "ten quattuordecillion"       
   [47] "hundred quattuordecillion"    "quindecillion"               
   [49] "ten quindecillion"            "hundred quindecillion"       
   [51] "sedecillion"                  "ten sedecillion"             
   [53] "hundred sedecillion"          "septendecillion"             
   [55] "ten septendecillion"          "hundred septendecillion"     
   [57] "octodecillion"                "ten octodecillion"           
   [59] "hundred octodecillion"        "novendecillion"              
   [61] "ten novendecillion"           "hundred novendecillion"      
   [63] "vigintillion"                 "ten vigintillion"            
   [65] "hundred vigintillion"         "unvigintillion"              
   [67] "ten unvigintillion"           "hundred unvigintillion"      
   [69] "duovigintillion"              "ten duovigintillion"         
   [71] "hundred duovigintillion"      "tresvigintillion"            
   [73] "ten tresvigintillion"         "hundred tresvigintillion"    
   [75] "quattuorvigintillion"         "ten quattuorvigintillion"    
   [77] "hundred quattuorvigintillion" "quinvigintillion"            
   [79] "ten quinvigintillion"         "hundred quinvigintillion"    
   [81] "sesvigintillion"              "ten sesvigintillion"         
   [83] "hundred sesvigintillion"      "septemvigintillion"          
   [85] "ten septemvigintillion"       "hundred septemvigintillion"  
   [87] "octovigintillion"             "ten octovigintillion"        
   [89] "hundred octovigintillion"     "novemvigintillion"           
   [91] "ten novemvigintillion"        "hundred novemvigintillion"   
   [93] "trigintillion"                "ten trigintillion"           
   [95] "hundred trigintillion"        "untrigintillion"             
   [97] "ten untrigintillion"          "hundred untrigintillion"     
   [99] "duotrigintillion"             "ten duotrigintillion"