30131320132 has 48 divisors (see below), whose sum is σ = 56796586560. Its totient is φ = 13935347712.

The previous prime is 30131320129. The next prime is 30131320157. The reversal of 30131320132 is 23102313103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2010844 + ... + 2025772.

It is an arithmetic number, because the mean of its divisors is an integer number (1183262220).

Almost surely, 2^30131320132 is an apocalyptic number.

It is an amenable number.

30131320132 is a deficient number, since it is larger than the sum of its proper divisors (26665266428).

30131320132 is a wasteful number, since it uses less digits than its factorization.

30131320132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15460 (or 15458 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 30131320132 its reverse (23102313103), we get a palindrome (53233633235).

The spelling of 30131320132 in words is "thirty billion, one hundred thirty-one million, three hundred twenty thousand, one hundred thirty-two".