23132444252231 has 4 divisors (see below), whose sum is σ = 23524519578600. Its totient is φ = 22740368925864.

The previous prime is 23132444252221. The next prime is 23132444252249. The reversal of 23132444252231 is 13225244423132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23132444252231 - 2²² = 23132440057927 is a prime.

It is a super-2 number, since 2×23132444252231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23132444252221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196037663096 + ... + 196037663213.

It is an arithmetic number, because the mean of its divisors is an integer number (5881129894650).

Almost surely, 2^{23132444252231} is an apocalyptic number.

23132444252231 is a deficient number, since it is larger than the sum of its proper divisors (392075326369).

23132444252231 is an equidigital number, since it uses as much as digits as its factorization.

23132444252231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392075326368.

The product of its digits is 276480, while the sum is 38.

Adding to 23132444252231 its reverse (13225244423132), we get a palindrome (36357688675363).

The spelling of 23132444252231 in words is "twenty-three trillion, one hundred thirty-two billion, four hundred forty-four million, two hundred fifty-two thousand, two hundred thirty-one".