23312304403000 has 64 divisors (see below), whose sum is σ = 54558393009120. Its totient is φ = 9323622496000.

The previous prime is 23312304402977. The next prime is 23312304403007. The reversal of 23312304403000 is 30440321332.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23312304403007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5572515 + ... + 8813485.

Almost surely, 2^{23312304403000} is an apocalyptic number.

23312304403000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23312304403000 is an abundant number, since it is smaller than the sum of its proper divisors (31246088606120).

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

23312304403000 is a wasteful number, since it uses less digits than its factorization.

23312304403000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248185 (or 3248171 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 23312304403000 its reverse (30440321332), we get a palindrome (23342744724332).

The spelling of 23312304403000 in words is "twenty-three trillion, three hundred twelve billion, three hundred four million, four hundred three thousand".