41421...69671 (42-digits)

This number is a prime.

                              41 4213562373 0950488016 8872420969 8078569671

The largest non-titanic prime formed from first 42 digits after decimal point in the square root of 2. The first 2, 10, 21 and 30 digits after decimal point in the square root of 2 also forms prime. [Gupta]