22222...52357 (101-digits)

This number is a prime.

                                          2 2222222222 2222222222 2222222222
2222222222 2222222222 2222222222 2222222222 2222222222 2222222222 2222252357

+ The smallest prime greater than a googol that uses all the prime digits. Curiously it ends with the smallest four-digit prime containing all the prime digits. [Bajpai]

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell