20232172265312 has 48 divisors (see below), whose sum is σ = 45533975830560. Its totient is φ = 8668723688448.

The previous prime is 20232172265297. The next prime is 20232172265329. The reversal of 20232172265312 is 21356227123202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10614203 + ... + 12374394.

It is an arithmetic number, because the mean of its divisors is an integer number (948624496470).

Almost surely, 2^{20232172265312} is an apocalyptic number.

It is an amenable number.

20232172265312 is an abundant number, since it is smaller than the sum of its proper divisors (25301803565248).

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

20232172265312 is a wasteful number, since it uses less digits than its factorization.

20232172265312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22992543 (or 22992535 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

Adding to 20232172265312 its reverse (21356227123202), we get a palindrome (41588399388514).

The spelling of 20232172265312 in words is "twenty trillion, two hundred thirty-two billion, one hundred seventy-two million, two hundred sixty-five thousand, three hundred twelve".