102213104814731 has 2 divisors, whose sum is σ = 102213104814732. Its totient is φ = 102213104814730.

The previous prime is 102213104814701. The next prime is 102213104814817. The reversal of 102213104814731 is 137418401312201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102213104814731 is a prime.

It is a super-2 number, since 2×102213104814731² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (102213104814701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106552407365 + 51106552407366.

It is an arithmetic number, because the mean of its divisors is an integer number (51106552407366).

Almost surely, 2^{102213104814731} is an apocalyptic number.

102213104814731 is a deficient number, since it is larger than the sum of its proper divisors (1).

102213104814731 is an equidigital number, since it uses as much as digits as its factorization.

102213104814731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 102213104814731 in words is "one hundred two trillion, two hundred thirteen billion, one hundred four million, eight hundred fourteen thousand, seven hundred thirty-one".