tredecillionth

• a word derived from tredecillion.
  tredecillion

  noun

  a cardinal number represented in the U.S. by 1 followed by 42 zeros, and in Great Britain by 1 followed by 78 zeros.

More Suggestions

• decillion
• duodecillion
• sexdecillion
• undecillion
• millionth
• novemdecillion
• octodecillion
• quindecillion
• trillion