102410196521 has 2 divisors, whose sum is σ = 102410196522. Its totient is φ = 102410196520.

The previous prime is 102410196481. The next prime is 102410196547. The reversal of 102410196521 is 125691014201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102376961296 + 33235225 = 319964^2 + 5765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102410196521 is a prime.

It is not a weakly prime, because it can be changed into another prime (102410096521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51205098260 + 51205098261.

It is an arithmetic number, because the mean of its divisors is an integer number (51205098261).

Almost surely, 2^102410196521 is an apocalyptic number.

It is an amenable number.

102410196521 is a deficient number, since it is larger than the sum of its proper divisors (1).

102410196521 is an equidigital number, since it uses as much as digits as its factorization.

102410196521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 32.

The spelling of 102410196521 in words is "one hundred two billion, four hundred ten million, one hundred ninety-six thousand, five hundred twenty-one".