23022211112011 has 4 divisors (see below), whose sum is σ = 23022339482632. Its totient is φ = 23022082741392.

The previous prime is 23022211111997. The next prime is 23022211112027. The reversal of 23022211112011 is 11021111222032.

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 23022211112011 - 2⁵ = 23022211111979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23022211112011.

It is not an unprimeable number, because it can be changed into a prime (23022211112051) 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, 63915921 + ... + 64275106.

It is an arithmetic number, because the mean of its divisors is an integer number (5755584870658).

Almost surely, 2^{23022211112011} is an apocalyptic number.

23022211112011 is a deficient number, since it is larger than the sum of its proper divisors (128370621).

23022211112011 is a wasteful number, since it uses less digits than its factorization.

23022211112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128370620.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 23022211112011 its reverse (11021111222032), we get a palindrome (34043322334043).

The spelling of 23022211112011 in words is "twenty-three trillion, twenty-two billion, two hundred eleven million, one hundred twelve thousand, eleven".