99999...01689 (100-digits)

This number is a prime.

                                            9999999999 9999999999 9999999999
9999999999 9999999999 9999999999 9999999999 9999999999 9999999999 9999801689

Just showing those entries submitted by 'Bajpai': (Click here to show all)

The largest invertible-digit emirp less than a googol containing all of the invertible digits. [Bajpai]