23231203 has 4 divisors (see below), whose sum is σ = 23370480. Its totient is φ = 23091928.

The previous prime is 23231189. The next prime is 23231213. The reversal of 23231203 is 30213232.

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 23231203 - 2⁵ = 23231171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23231213) 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, 69388 + ... + 69721.

It is an arithmetic number, because the mean of its divisors is an integer number (5842620).

Almost surely, 2^23231203 is an apocalyptic number.

23231203 is a deficient number, since it is larger than the sum of its proper divisors (139277).

23231203 is a wasteful number, since it uses less digits than its factorization.

23231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139276.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 23231203 is about 4819.8758282761. The cubic root of 23231203 is about 285.3364365849.

Adding to 23231203 its reverse (30213232), we get a palindrome (53444435).

The spelling of 23231203 in words is "twenty-three million, two hundred thirty-one thousand, two hundred three".