22231202310312 has 16 divisors (see below), whose sum is σ = 55578005775840. Its totient is φ = 7410400770096.

The previous prime is 22231202310301. The next prime is 22231202310349. The reversal of 22231202310312 is 21301320213222.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 926300096263 = 22231202310312 / (2 + 2 + 2 + 3 + 1 + 2 + 0 + 2 + 3 + 1 + 0 + 3 + 1 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463150048108 + ... + 463150048155.

It is an arithmetic number, because the mean of its divisors is an integer number (3473625360990).

Almost surely, 2^{22231202310312} is an apocalyptic number.

It is an amenable number.

22231202310312 is an abundant number, since it is smaller than the sum of its proper divisors (33346803465528).

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

22231202310312 is a wasteful number, since it uses less digits than its factorization.

22231202310312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926300096272 (or 926300096268 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 22231202310312 its reverse (21301320213222), we get a palindrome (43532522523534).

The spelling of 22231202310312 in words is "twenty-two trillion, two hundred thirty-one billion, two hundred two million, three hundred ten thousand, three hundred twelve".