320100130120 has 32 divisors (see below), whose sum is σ = 721171780920. Its totient is φ = 127871787520.

The previous prime is 320100130117. The next prime is 320100130159. The reversal of 320100130120 is 21031001023.

It can be written as a sum of positive squares in 4 ways, for example, as 71085157924 + 249014972196 = 266618^2 + 499014^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 320100130120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5227447 + ... + 5288326.

Almost surely, 2^320100130120 is an apocalyptic number.

It is an amenable number.

320100130120 is an abundant number, since it is smaller than the sum of its proper divisors (401071650800).

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

320100130120 is a wasteful number, since it uses less digits than its factorization.

320100130120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10516545 (or 10516541 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 320100130120 its reverse (21031001023), we get a palindrome (341131131143).

The spelling of 320100130120 in words is "three hundred twenty billion, one hundred million, one hundred thirty thousand, one hundred twenty".