23022120011 has 16 divisors (see below), whose sum is σ = 25479806688. Its totient is φ = 20625696000.

The previous prime is 23022120007. The next prime is 23022120041. The reversal of 23022120011 is 11002122032.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23022120011 - 2² = 23022120007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23022120041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1033685 + ... + 1055721.

It is an arithmetic number, because the mean of its divisors is an integer number (1592487918).

Almost surely, 2^23022120011 is an apocalyptic number.

23022120011 is a deficient number, since it is larger than the sum of its proper divisors (2457686677).

23022120011 is a wasteful number, since it uses less digits than its factorization.

23022120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23422.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 23022120011 its reverse (11002122032), we get a palindrome (34024242043).

The spelling of 23022120011 in words is "twenty-three billion, twenty-two million, one hundred twenty thousand, eleven".