23231200311 has 72 divisors (see below), whose sum is σ = 37653138432. Its totient is φ = 13788482400.

The previous prime is 23231200277. The next prime is 23231200319. The reversal of 23231200311 is 11300213232.

23231200311 is a `hidden beast` number, since 232 + 3 + 120 + 0 + 311 = 666.

It is not a de Polignac number, because 23231200311 - 2¹⁹ = 23230676023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23231200319) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13935100 + ... + 13936766.

It is an arithmetic number, because the mean of its divisors is an integer number (522960256).

Almost surely, 2^23231200311 is an apocalyptic number.

23231200311 is a deficient number, since it is larger than the sum of its proper divisors (14421938121).

23231200311 is a wasteful number, since it uses less digits than its factorization.

23231200311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953 (or 1939 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 23231200311 its reverse (11300213232), we get a palindrome (34531413543).

The spelling of 23231200311 in words is "twenty-three billion, two hundred thirty-one million, two hundred thousand, three hundred eleven".