312311023322 has 64 divisors (see below), whose sum is σ = 513590647680. Its totient is φ = 141855737856.

The previous prime is 312311023307. The next prime is 312311023333. The reversal of 312311023322 is 223320113213.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45463304 + ... + 45470172.

It is an arithmetic number, because the mean of its divisors is an integer number (8024853870).

Almost surely, 2^312311023322 is an apocalyptic number.

312311023322 is a deficient number, since it is larger than the sum of its proper divisors (201279624358).

312311023322 is a wasteful number, since it uses less digits than its factorization.

312311023322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7295.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 312311023322 its reverse (223320113213), we get a palindrome (535631136535).

The spelling of 312311023322 in words is "three hundred twelve billion, three hundred eleven million, twenty-three thousand, three hundred twenty-two".