313
This number is a prime.
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Smallest multidigit palindromic prime whose English name contain prime number of letters (i.e., "Three hundred and
thirteen" contain 23 letters). Also 23 is smallest multidigit prime whose English name contain palindromic
prime number of letters. [Gupta]
Submitted: 2013-09-10 16:45:51; Last Modified: 2019-01-30 13:56:24.
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