PFGW Version 1.2.0 for Windows [FFT v23.8]
Primality testing (1011*10^(7519+8)+11111111)*10^(7519+3)+111
[N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 17
Running N-1 test using base 19
Running N+1 test using discriminant 31, base 1+sqrt(31)
Running N+1 test using discriminant 31, base 2+sqrt(31)
(1011*10^(7519+8)+11111111)*10^(7519+3)+111 is Fermat and Lucas PRP!
To be completed...