312403101321322 has 64 divisors (see below), whose sum is σ = 553580581478400. Its totient is φ = 130813311384000.

The previous prime is 312403101321319. The next prime is 312403101321347. The reversal of 312403101321322 is 223123101304213.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109831572 + ... + 112640047.

It is an arithmetic number, because the mean of its divisors is an integer number (8649696585600).

Almost surely, 2^{312403101321322} is an apocalyptic number.

312403101321322 is a deficient number, since it is larger than the sum of its proper divisors (241177480157078).

312403101321322 is a wasteful number, since it uses less digits than its factorization.

312403101321322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222471763.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 312403101321322 its reverse (223123101304213), we get a palindrome (535526202625535).

The spelling of 312403101321322 in words is "three hundred twelve trillion, four hundred three billion, one hundred one million, three hundred twenty-one thousand, three hundred twenty-two".