# 131

This number is a prime.

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The smallest palindromic prime using two distinct digits
which when interchanged forms another palindromic prime
(313). Note that in both cases a new palindromic prime with
a prime number of digits is generated when each digit
*d*is repeated

*d*times: 13331; 3331333. [Beedassy]

Submitted: 2009-03-07 06:16:31; Last Modified: 2009-03-08 00:46:23.

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