102320032020 has 48 divisors (see below), whose sum is σ = 286705899648. Its totient is φ = 27265360000.

The previous prime is 102320032013. The next prime is 102320032039. The reversal of 102320032020 is 20230023201.

102320032020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 541731 + ... + 705770.

It is an arithmetic number, because the mean of its divisors is an integer number (5973039576).

Almost surely, 2^102320032020 is an apocalyptic number.

102320032020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102320032020 is an abundant number, since it is smaller than the sum of its proper divisors (184385867628).

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

102320032020 is a wasteful number, since it uses less digits than its factorization.

102320032020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248880 (or 1248878 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 102320032020 its reverse (20230023201), we get a palindrome (122550055221).

The spelling of 102320032020 in words is "one hundred two billion, three hundred twenty million, thirty-two thousand, twenty".