23231040323 has 4 divisors (see below), whose sum is σ = 23232048168. Its totient is φ = 23230032480.

The previous prime is 23231040319. The next prime is 23231040331. The reversal of 23231040323 is 32304013232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23231040323 - 2² = 23231040319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23231040383) 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, 468518 + ... + 515723.

It is an arithmetic number, because the mean of its divisors is an integer number (5808012042).

Almost surely, 2^23231040323 is an apocalyptic number.

23231040323 is a deficient number, since it is larger than the sum of its proper divisors (1007845).

23231040323 is an equidigital number, since it uses as much as digits as its factorization.

23231040323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007844.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 23231040323 its reverse (32304013232), we get a palindrome (55535053555).

The spelling of 23231040323 in words is "twenty-three billion, two hundred thirty-one million, forty thousand, three hundred twenty-three".