From factorDB.com database of PRP.
Rechecked by PFGW:
Primality testing (10^150551-1)/1556587827131683185788921941743157225041 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 11
Running N+1 test using discriminant 17, base 1+sqrt(17)
Calling N+1 BLS with factored part 0.01% and helper 0.00% (0.03% proof)
(10^150551-1)/1556587827131683185788921941743157225041 is Fermat and Lucas PRP! (8967.2226s+0.0076s)

To be completed...