Found with PFGW Version 3.6.0

2112^4561-4561^2112 is 2-PRP! (10.2670s+0.0030s)
2112^4561-4561^2112 is 3-PRP! (10.2260s+0.0031s)
2112^4561-4561^2112 is 5-PRP! (10.2130s+0.0018s)
2112^4561-4561^2112 is 7-PRP! (10.2345s+0.0018s)
2112^4561-4561^2112 is 11-PRP! (10.2687s+0.0045s)

Primality testing 2112^4561-4561^2112 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 7
Running N-1 test using base 13
Running N+1 test using discriminant 19, base 1+sqrt(19)
Calling N+1 BLS with factored part 0.07% and helper 0.01% (0.22% proof)
2112^4561-4561^2112 is Fermat and Lucas PRP! (58.8298s+0.0030s)

To be completed...