23013122243 has 4 divisors (see below), whose sum is σ = 23027444400. Its totient is φ = 22998800088.

The previous prime is 23013122201. The next prime is 23013122261. The reversal of 23013122243 is 34222131032.

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 23013122243 - 2⁶ = 23013122179 is a prime.

It is a super-2 number, since 2×23013122243² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23013152243) 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, 7158668 + ... + 7161881.

It is an arithmetic number, because the mean of its divisors is an integer number (5756861100).

Almost surely, 2^23013122243 is an apocalyptic number.

23013122243 is a deficient number, since it is larger than the sum of its proper divisors (14322157).

23013122243 is a wasteful number, since it uses less digits than its factorization.

23013122243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14322156.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23013122243 its reverse (34222131032), we get a palindrome (57235253275).

The spelling of 23013122243 in words is "twenty-three billion, thirteen million, one hundred twenty-two thousand, two hundred forty-three".