23431124211 has 32 divisors (see below), whose sum is σ = 34720358400. Its totient is φ = 13936709280.

The previous prime is 23431124203. The next prime is 23431124231. The reversal of 23431124211 is 11242113432.

It is not a de Polignac number, because 23431124211 - 2³ = 23431124203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23431124231) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 408460 + ... + 462278.

It is an arithmetic number, because the mean of its divisors is an integer number (1085011200).

Almost surely, 2^23431124211 is an apocalyptic number.

23431124211 is a deficient number, since it is larger than the sum of its proper divisors (11289234189).

23431124211 is a wasteful number, since it uses less digits than its factorization.

23431124211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54079.

The product of its digits is 1152, while the sum is 24.

Adding to 23431124211 its reverse (11242113432), we get a palindrome (34673237643).

The spelling of 23431124211 in words is "twenty-three billion, four hundred thirty-one million, one hundred twenty-four thousand, two hundred eleven".