23431203004 has 48 divisors (see below), whose sum is σ = 45101952000. Its totient is φ = 10562760000.

The previous prime is 23431203001. The next prime is 23431203007. The reversal of 23431203004 is 40030213432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23431203001) and next prime (23431203007).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23431203001) 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 15 ways as a sum of consecutive naturals, for example, 4921177 + ... + 4925935.

It is an arithmetic number, because the mean of its divisors is an integer number (939624000).

Almost surely, 2^23431203004 is an apocalyptic number.

It is an amenable number.

23431203004 is a deficient number, since it is larger than the sum of its proper divisors (21670748996).

23431203004 is a wasteful number, since it uses less digits than its factorization.

23431203004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5674 (or 5672 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 23431203004 its reverse (40030213432), we get a palindrome (63461416436).

The spelling of 23431203004 in words is "twenty-three billion, four hundred thirty-one million, two hundred three thousand, four".