22021112211201 has 8 divisors (see below), whose sum is σ = 32623869942560. Its totient is φ = 14680741474116.

The previous prime is 22021112211167. The next prime is 22021112211323. The reversal of 22021112211201 is 10211221112022.

22021112211201 is a `hidden beast` number, since 220 + 21 + 1 + 1 + 221 + 1 + 201 = 666.

It is not a de Polignac number, because 22021112211201 - 2¹⁵ = 22021112178433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021112211001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407798374255 + ... + 407798374308.

It is an arithmetic number, because the mean of its divisors is an integer number (4077983742820).

Almost surely, 2^{22021112211201} is an apocalyptic number.

It is an amenable number.

22021112211201 is a deficient number, since it is larger than the sum of its proper divisors (10602757731359).

22021112211201 is an equidigital number, since it uses as much as digits as its factorization.

22021112211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815596748572 (or 815596748566 counting only the distinct ones).

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

Adding to 22021112211201 its reverse (10211221112022), we get a palindrome (32232333323223).

The spelling of 22021112211201 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, two hundred eleven thousand, two hundred one".