Prime Curios!: 111191111

111191111
(another Prime Pages' Curiosity)

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                              31111911113
                             3311119111133
                            333111191111333
                             9911119111199
                              91111911119

Each of the above five palindromic numbers is prime. 111191111 is the smallest palindromic prime with this property. [Firoozbakht]

Submitted: 2009-05-07 06:06:10; Last Modified: 2009-05-08 20:55:28.