30331120130320 has 40 divisors (see below), whose sum is σ = 70520237380224. Its totient is φ = 12132382146432.

The previous prime is 30331120130287. The next prime is 30331120130461. The reversal of 30331120130320 is 2303102113303.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 30331120130291 and 30331120130300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15421767 + ... + 17276953.

Almost surely, 2^{30331120130320} is an apocalyptic number.

It is an amenable number.

30331120130320 is an abundant number, since it is smaller than the sum of its proper divisors (40189117249904).

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

30331120130320 is a wasteful number, since it uses less digits than its factorization.

30331120130320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059567 (or 2059561 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 30331120130320 its reverse (2303102113303), we get a palindrome (32634222243623).

The spelling of 30331120130320 in words is "thirty trillion, three hundred thirty-one billion, one hundred twenty million, one hundred thirty thousand, three hundred twenty".