312312122344 has 32 divisors (see below), whose sum is σ = 611571280320. Its totient is φ = 149238132736.

The previous prime is 312312122303. The next prime is 312312122357. The reversal of 312312122344 is 443221213213.

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, 515737 + ... + 943720.

It is an arithmetic number, because the mean of its divisors is an integer number (19111602510).

Almost surely, 2^312312122344 is an apocalyptic number.

It is an amenable number.

312312122344 is a deficient number, since it is larger than the sum of its proper divisors (299259157976).

312312122344 is a wasteful number, since it uses less digits than its factorization.

312312122344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460649 (or 1460645 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 312312122344 its reverse (443221213213), we get a palindrome (755533335557).

The spelling of 312312122344 in words is "three hundred twelve billion, three hundred twelve million, one hundred twenty-two thousand, three hundred forty-four".