10000...00001 (59-digits)

This number is a prime.

100000000 0000010999 9999999999 9000000000 0000110000 0000000001

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A non-palindromic prime with prime sum of digits and length whose square is a palindrome. [Patterson]

Submitted: 2003-12-05 21:40:46; Last Modified: 2008-01-30 17:28:00.