22222...22221 (244-digits)

This number is a prime.

2222 2222222222 2222222222 2222222222
2222222222 2222222222 2222222222 2222222222 2222222222 2222222222 2222222222
2222222222 2222222222 2222222222 2222222222 2222222222 2222222222 2222222222
2222222222 2222222222 2222222222 2222222222 2222222222 2222222222 2222222221

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If we call this number p, then the sum of the digits of this near rep-digit prime is prime, as well as 4*p+3 is another near rep-digit prime. [Patterson]

Submitted: 2002-08-08 12:18:20; Last Modified: 2008-01-30 17:28:00.