23321133 has 24 divisors (see below), whose sum is σ = 38020320. Its totient is φ = 13644960.

The previous prime is 23321119. The next prime is 23321141. The reversal of 23321133 is 33112332.

It is not a de Polignac number, because 23321133 - 2⁵ = 23321101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23321143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1191 + ... + 6932.

It is an arithmetic number, because the mean of its divisors is an integer number (1584180).

Almost surely, 2^23321133 is an apocalyptic number.

It is an amenable number.

23321133 is a deficient number, since it is larger than the sum of its proper divisors (14699187).

23321133 is a wasteful number, since it uses less digits than its factorization.

23321133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8169 (or 8166 counting only the distinct ones).

The product of its digits is 324, while the sum is 18.

The square root of 23321133 is about 4829.1958957988. The cubic root of 23321133 is about 285.7041498666.

Adding to 23321133 its reverse (33112332), we get a palindrome (56433465).

The spelling of 23321133 in words is "twenty-three million, three hundred twenty-one thousand, one hundred thirty-three".