312403034311322 has 8 divisors (see below), whose sum is σ = 470983254774516. Its totient is φ = 155408616053152.

The previous prime is 312403034311301. The next prime is 312403034311447. The reversal of 312403034311322 is 223113430304213.

It can be written as a sum of positive squares in 2 ways, for example, as 309560131451041 + 2842902860281 = 17594321^2 + 1686091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396450550763 + ... + 396450551550.

Almost surely, 2^{312403034311322} is an apocalyptic number.

312403034311322 is a deficient number, since it is larger than the sum of its proper divisors (158580220463194).

312403034311322 is a wasteful number, since it uses less digits than its factorization.

312403034311322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792901102512.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 312403034311322 its reverse (223113430304213), we get a palindrome (535516464615535).

The spelling of 312403034311322 in words is "three hundred twelve trillion, four hundred three billion, thirty-four million, three hundred eleven thousand, three hundred twenty-two".