102247258818 has 16 divisors (see below), whose sum is σ = 205249113216. Its totient is φ = 33956653680.

The previous prime is 102247258811. The next prime is 102247258819. The reversal of 102247258818 is 818852742201.

It is not an unprimeable number, because it can be changed into a prime (102247258811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31439721 + ... + 31442972.

It is an arithmetic number, because the mean of its divisors is an integer number (12828069576).

Almost surely, 2^102247258818 is an apocalyptic number.

102247258818 is an abundant number, since it is smaller than the sum of its proper divisors (103001854398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102247258818 is a wasteful number, since it uses less digits than its factorization.

102247258818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62882969.

The product of its (nonzero) digits is 573440, while the sum is 48.

The spelling of 102247258818 in words is "one hundred two billion, two hundred forty-seven million, two hundred fifty-eight thousand, eight hundred eighteen".