312402321200402 has 32 divisors (see below), whose sum is σ = 473723324605440. Its totient is φ = 154499197366800.

The previous prime is 312402321200383. The next prime is 312402321200443. The reversal of 312402321200402 is 204002123204213.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832310249 + ... + 832685507.

It is an arithmetic number, because the mean of its divisors is an integer number (14803853893920).

Almost surely, 2^{312402321200402} is an apocalyptic number.

312402321200402 is a deficient number, since it is larger than the sum of its proper divisors (161321003405038).

312402321200402 is a wasteful number, since it uses less digits than its factorization.

312402321200402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381446.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 312402321200402 its reverse (204002123204213), we get a palindrome (516404444404615).

The spelling of 312402321200402 in words is "three hundred twelve trillion, four hundred two billion, three hundred twenty-one million, two hundred thousand, four hundred two".