23133023321 has 4 divisors (see below), whose sum is σ = 23697243444. Its totient is φ = 22568803200.

The previous prime is 23133023273. The next prime is 23133023323. The reversal of 23133023321 is 12332033132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2284840000 + 20848183321 = 47800^2 + 144389^2 .

It is a cyclic number.

It is not a de Polignac number, because 23133023321 - 2²⁶ = 23065914457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23133023323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282110000 + ... + 282110081.

It is an arithmetic number, because the mean of its divisors is an integer number (5924310861).

Almost surely, 2^23133023321 is an apocalyptic number.

It is an amenable number.

23133023321 is a deficient number, since it is larger than the sum of its proper divisors (564220123).

23133023321 is an equidigital number, since it uses as much as digits as its factorization.

23133023321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564220122.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23133023321 its reverse (12332033132), we get a palindrome (35465056453).

The spelling of 23133023321 in words is "twenty-three billion, one hundred thirty-three million, twenty-three thousand, three hundred twenty-one".