22222...22223 (101-digits)

This number is a prime.

                                          2 2222222222 2222222222 2222222222
2222222222 2222222222 2222222222 2222222222 2222222222 2222222222 2222222223

Just showing those entries submitted by 'Gupta': (Click here to show all)

The smallest Yarborough prime greater than a googol. [Gupta]

The smallest prime greater than a googol and consisting only of prime digits. [Gupta]