23312203 has 4 divisors (see below), whose sum is σ = 23360560. Its totient is φ = 23263848.

The previous prime is 23312147. The next prime is 23312227. The reversal of 23312203 is 30221332.

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 23312203 - 2¹⁷ = 23181131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23312243) 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, 23448 + ... + 24421.

It is an arithmetic number, because the mean of its divisors is an integer number (5840140).

Almost surely, 2^23312203 is an apocalyptic number.

23312203 is a deficient number, since it is larger than the sum of its proper divisors (48357).

23312203 is an equidigital number, since it uses as much as digits as its factorization.

23312203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48356.

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

The square root of 23312203 is about 4828.2712227049. The cubic root of 23312203 is about 285.6676784571.

Adding to 23312203 its reverse (30221332), we get a palindrome (53533535).

The spelling of 23312203 in words is "twenty-three million, three hundred twelve thousand, two hundred three".