88888...88899 (99-digits)

This number is a prime.

                                             888888888 8888888888 8888888888
8888888888 8888888888 8888888888 8888888888 8888888888 8888888888 8888888899

+ The largest prime, less than a googol, in the sequence 899, 8899, 88899, 888899, etc. The previous prime of the same form has 45 digits and the next 201 digits. [Loungrides]

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