[math-fun] somewhat related to "words for really long numbers"

8,018,018,851 is the first prime number in alphabetical order (in english) (eight billion eighteen million eighteen thousand eight hundred fifty one) the last prime in alphabetical order is 2,000,000,000,000,000,000,000,000,002,000,000,000,000,000,000,000,002,000,000,002,293 (two vigintillion two undecillion two trillion two thousand two hundred ninety-three) see: http://www.primepuzzles.net/puzzles/puzz_143.htm