LLR:
(62*10^55075-71)/9 is base 3-Strong Fermat PRP! (55076 decimal digits) Time : 59.119 sec.
(62*10^55075-71)/9 is strong-Fermat, Lucas and Frobenius PRP! (P = 6, Q = 2, D = 28) Time : 234.909 sec.

To be completed...