320003102100 has 72 divisors (see below), whose sum is σ = 1010046165408. Its totient is φ = 77576508800.

The previous prime is 320003102057. The next prime is 320003102171. The reversal of 320003102100 is 1201300023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48482019 + ... + 48488618.

It is an arithmetic number, because the mean of its divisors is an integer number (14028418964).

Almost surely, 2^320003102100 is an apocalyptic number.

320003102100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320003102100 is an abundant number, since it is smaller than the sum of its proper divisors (690043063308).

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

320003102100 is a wasteful number, since it uses less digits than its factorization.

320003102100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96970665 (or 96970658 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 320003102100 its reverse (1201300023), we get a palindrome (321204402123).

The spelling of 320003102100 in words is "three hundred twenty billion, three million, one hundred two thousand, one hundred".