23312200321 has 4 divisors (see below), whose sum is σ = 24325774272. Its totient is φ = 22298626372.

The previous prime is 23312200277. The next prime is 23312200343. The reversal of 23312200321 is 12300221332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23312200321 - 2²⁵ = 23278645889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23312200381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506786941 + ... + 506786986.

It is an arithmetic number, because the mean of its divisors is an integer number (6081443568).

Almost surely, 2^23312200321 is an apocalyptic number.

It is an amenable number.

23312200321 is a deficient number, since it is larger than the sum of its proper divisors (1013573951).

23312200321 is a wasteful number, since it uses less digits than its factorization.

23312200321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013573950.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23312200321 its reverse (12300221332), we get a palindrome (35612421653).

The spelling of 23312200321 in words is "twenty-three billion, three hundred twelve million, two hundred thousand, three hundred twenty-one".