Strobogrammatic PRP.
Primality testing (6*10^(5534+11)+66018181099)*10^(5534+1)+9
[N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 11
Running N-1 test using base 23
Running N+1 test using discriminant 31, base 3+sqrt(31)
Running N+1 test using discriminant 31, base 8+sqrt(31)
(6*10^(5534+11)+66018181099)*10^(5534+1)+9 is Fermat and Lucas PRP!
To be completed...