46445...32211 (129-digits)

This number is a prime.

464454444 4344244144 0439338337 3363353343 3333233133 0329228227
2262252242 2322222122 0219118117 1161151141 1311211111 0199887766 5544332211

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The smallest prime greater than a googol formed by concatenating in descending order the first n multidigit palindromic numbers (case n=46). [Gupta]

Submitted: 2019-07-30 07:47:46; Last Modified: 2019-07-30 11:38:44.