312232232420402 has 16 divisors (see below), whose sum is σ = 535255726917120. Its totient is φ = 133813696059648.

The previous prime is 312232232420371. The next prime is 312232232420593. The reversal of 312232232420402 is 204024232232213.

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, 7727999 + ... + 26156957.

It is an arithmetic number, because the mean of its divisors is an integer number (33453482932320).

Almost surely, 2^{312232232420402} is an apocalyptic number.

312232232420402 is a deficient number, since it is larger than the sum of its proper divisors (223023494496718).

312232232420402 is a wasteful number, since it uses less digits than its factorization.

312232232420402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19639145.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 312232232420402 its reverse (204024232232213), we get a palindrome (516256464652615).

The spelling of 312232232420402 in words is "three hundred twelve trillion, two hundred thirty-two billion, two hundred thirty-two million, four hundred twenty thousand, four hundred two".