23032013133 has 4 divisors (see below), whose sum is σ = 30709350848. Its totient is φ = 15354675420.

The previous prime is 23032013129. The next prime is 23032013141. The reversal of 23032013133 is 33131023032.

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 not a de Polignac number, because 23032013133 - 2² = 23032013129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23032013633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3838668853 + ... + 3838668858.

It is an arithmetic number, because the mean of its divisors is an integer number (7677337712).

Almost surely, 2^23032013133 is an apocalyptic number.

It is an amenable number.

23032013133 is a deficient number, since it is larger than the sum of its proper divisors (7677337715).

23032013133 is an equidigital number, since it uses as much as digits as its factorization.

23032013133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7677337714.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 23032013133 its reverse (33131023032), we get a palindrome (56163036165).

The spelling of 23032013133 in words is "twenty-three billion, thirty-two million, thirteen thousand, one hundred thirty-three".