23212112303 has 4 divisors (see below), whose sum is σ = 23429048040. Its totient is φ = 22995176568.

The previous prime is 23212112281. The next prime is 23212112333. The reversal of 23212112303 is 30321121232.

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 23212112303 - 2²⁴ = 23195335087 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 (23212112333) 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, 108467708 + ... + 108467921.

It is an arithmetic number, because the mean of its divisors is an integer number (5857262010).

Almost surely, 2^23212112303 is an apocalyptic number.

23212112303 is a deficient number, since it is larger than the sum of its proper divisors (216935737).

23212112303 is a wasteful number, since it uses less digits than its factorization.

23212112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216935736.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23212112303 its reverse (30321121232), we get a palindrome (53533233535).

The spelling of 23212112303 in words is "twenty-three billion, two hundred twelve million, one hundred twelve thousand, three hundred three".