11111...11111 (349-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

 111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111888111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111
1111111111 1111111111 1111111111 1111111111 1111111111 1111111111 1111111111

+ The smallest special wing prime greater than a googol having 1’s as wings and 888 as central number. [Loungrides]

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