312233445431022 has 64 divisors (see below), whose sum is σ = 646530433597440. Its totient is φ = 100446385568256.

The previous prime is 312233445431021. The next prime is 312233445431041. The reversal of 312233445431022 is 220134544332213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312233445431021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133011718 + ... + 135338774.

It is an arithmetic number, because the mean of its divisors is an integer number (10102038024960).

Almost surely, 2^{312233445431022} is an apocalyptic number.

312233445431022 is an abundant number, since it is smaller than the sum of its proper divisors (334296988166418).

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

312233445431022 is a wasteful number, since it uses less digits than its factorization.

312233445431022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331985.

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 312233445431022 its reverse (220134544332213), we get a palindrome (532367989763235).

The spelling of 312233445431022 in words is "three hundred twelve trillion, two hundred thirty-three billion, four hundred forty-five million, four hundred thirty-one thousand, twenty-two".