22112021122011 has 48 divisors (see below), whose sum is σ = 33805529596800. Its totient is φ = 13888723055616.

The previous prime is 22112021121947. The next prime is 22112021122021. The reversal of 22112021122011 is 11022112021122.

22112021122011 is a `hidden beast` number, since 2 + 211 + 20 + 211 + 220 + 1 + 1 = 666.

It is not a de Polignac number, because 22112021122011 - 2⁶ = 22112021121947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112021122021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 105604020 + ... + 105813198.

It is an arithmetic number, because the mean of its divisors is an integer number (704281866600).

Almost surely, 2^{22112021122011} is an apocalyptic number.

22112021122011 is a deficient number, since it is larger than the sum of its proper divisors (11693508474789).

22112021122011 is a wasteful number, since it uses less digits than its factorization.

22112021122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212600 (or 212597 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22112021122011 its reverse (11022112021122), we get a palindrome (33134133143133).

The spelling of 22112021122011 in words is "twenty-two trillion, one hundred twelve billion, twenty-one million, one hundred twenty-two thousand, eleven".