312132120010030 has 64 divisors (see below), whose sum is σ = 597326804585280. Its totient is φ = 117224305228800.

The previous prime is 312132120009973. The next prime is 312132120010031. The reversal of 312132120010030 is 30010021231213.

It is a super-4 number, since 4×312132120010030⁴ (a number of 59 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312132120010031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39104901 + ... + 46405360.

It is an arithmetic number, because the mean of its divisors is an integer number (9333231321645).

Almost surely, 2^{312132120010030} is an apocalyptic number.

312132120010030 is a deficient number, since it is larger than the sum of its proper divisors (285194684575250).

312132120010030 is a wasteful number, since it uses less digits than its factorization.

312132120010030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85510645.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 312132120010030 its reverse (30010021231213), we get a palindrome (342142141241243).

The spelling of 312132120010030 in words is "three hundred twelve trillion, one hundred thirty-two billion, one hundred twenty million, ten thousand, thirty".