22201232123312 has 40 divisors (see below), whose sum is σ = 46956846749520. Its totient is φ = 10084691681280.

The previous prime is 22201232123293. The next prime is 22201232123321. The reversal of 22201232123312 is 21332123210222.

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, 42096353 + ... + 42620480.

It is an arithmetic number, because the mean of its divisors is an integer number (1173921168738).

Almost surely, 2^{22201232123312} is an apocalyptic number.

22201232123312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22201232123312 is an abundant number, since it is smaller than the sum of its proper divisors (24755614626208).

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

22201232123312 is a wasteful number, since it uses less digits than its factorization.

22201232123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84718341 (or 84718335 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 22201232123312 its reverse (21332123210222), we get a palindrome (43533355333534).

The spelling of 22201232123312 in words is "twenty-two trillion, two hundred one billion, two hundred thirty-two million, one hundred twenty-three thousand, three hundred twelve".