23011100233 has 4 divisors (see below), whose sum is σ = 25103018448. Its totient is φ = 20919182020.

The previous prime is 23011100209. The next prime is 23011100243. The reversal of 23011100233 is 33200111032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23011100233 - 2⁵ = 23011100201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23011100243) 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, 1045959091 + ... + 1045959112.

It is an arithmetic number, because the mean of its divisors is an integer number (6275754612).

Almost surely, 2^23011100233 is an apocalyptic number.

It is an amenable number.

23011100233 is a deficient number, since it is larger than the sum of its proper divisors (2091918215).

23011100233 is a wasteful number, since it uses less digits than its factorization.

23011100233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091918214.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23011100233 its reverse (33200111032), we get a palindrome (56211211265).

The spelling of 23011100233 in words is "twenty-three billion, eleven million, one hundred thousand, two hundred thirty-three".