312322244022 has 24 divisors (see below), whose sum is σ = 676709284680. Its totient is φ = 104105708640.

The previous prime is 312322244011. The next prime is 312322244027. The reversal of 312322244022 is 220442223213.

312322244022 is a `hidden beast` number, since 3 + 1 + 2 + 32 + 224 + 402 + 2 = 666.

It is a super-2 number, since 2×312322244022² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312322244027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1498429 + ... + 1694087.

It is an arithmetic number, because the mean of its divisors is an integer number (28196220195).

Almost surely, 2^312322244022 is an apocalyptic number.

312322244022 is an abundant number, since it is smaller than the sum of its proper divisors (364387040658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312322244022 is a wasteful number, since it uses less digits than its factorization.

312322244022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284348 (or 284345 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 312322244022 its reverse (220442223213), we get a palindrome (532764467235).

The spelling of 312322244022 in words is "three hundred twelve billion, three hundred twenty-two million, two hundred forty-four thousand, twenty-two".