102116562615049 has 2 divisors, whose sum is σ = 102116562615050. Its totient is φ = 102116562615048.

The previous prime is 102116562615007. The next prime is 102116562615077. The reversal of 102116562615049 is 940516265611201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66675912843024 + 35440649772025 = 8165532^2 + 5953205^2 .

It is a cyclic number.

It is not a de Polignac number, because 102116562615049 - 2⁷ = 102116562614921 is a prime.

It is a super-2 number, since 2×102116562615049² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102116562614993 and 102116562615011.

It is not a weakly prime, because it can be changed into another prime (102116562015049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51058281307524 + 51058281307525.

It is an arithmetic number, because the mean of its divisors is an integer number (51058281307525).

Almost surely, 2^{102116562615049} is an apocalyptic number.

It is an amenable number.

102116562615049 is a deficient number, since it is larger than the sum of its proper divisors (1).

102116562615049 is an equidigital number, since it uses as much as digits as its factorization.

102116562615049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 102116562615049 in words is "one hundred two trillion, one hundred sixteen billion, five hundred sixty-two million, six hundred fifteen thousand, forty-nine".