102023886321 has 72 divisors (see below), whose sum is σ = 178291950720. Its totient is φ = 56004975936.

The previous prime is 102023886301. The next prime is 102023886329. The reversal of 102023886321 is 123688320201.

102023886321 is a `hidden beast` number, since 1 + 0 + 20 + 238 + 86 + 321 = 666.

It is not a de Polignac number, because 102023886321 - 2¹⁵ = 102023853553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102023886329) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1249470 + ... + 1328616.

Almost surely, 2^102023886321 is an apocalyptic number.

It is an amenable number.

102023886321 is a deficient number, since it is larger than the sum of its proper divisors (76268064399).

102023886321 is a wasteful number, since it uses less digits than its factorization.

102023886321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79283 (or 79273 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 102023886321 in words is "one hundred two billion, twenty-three million, eight hundred eighty-six thousand, three hundred twenty-one".