23212320313 has 8 divisors (see below), whose sum is σ = 28569009728. Its totient is φ = 18365791824.

The previous prime is 23212320283. The next prime is 23212320317. The reversal of 23212320313 is 31302321232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23212320313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23212320317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127540131 + ... + 127540312.

It is an arithmetic number, because the mean of its divisors is an integer number (3571126216).

Almost surely, 2^23212320313 is an apocalyptic number.

It is an amenable number.

23212320313 is a deficient number, since it is larger than the sum of its proper divisors (5356689415).

23212320313 is a wasteful number, since it uses less digits than its factorization.

23212320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255080463.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23212320313 its reverse (31302321232), we get a palindrome (54514641545).

The spelling of 23212320313 in words is "twenty-three billion, two hundred twelve million, three hundred twenty thousand, three hundred thirteen".