# 1230507001

This number is a prime.

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Write digits from 2 to 9. Replace the composite digits by a 0. Sandwitch the number between two 1's. The resulting number is a prime. Its digit reversal is also a prime. [Murthy]
Submitted: 2002-04-29 23:29:29; Last Modified: 2008-01-30 11:28:00.

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