22112022201021 has 96 divisors (see below), whose sum is σ = 35377134549120. Its totient is φ = 13643106856704.

The previous prime is 22112022200999. The next prime is 22112022201041. The reversal of 22112022201021 is 12010222021122.

It is a happy number.

22112022201021 is a `hidden beast` number, since 2 + 211 + 202 + 220 + 10 + 21 = 666.

It is not a de Polignac number, because 22112022201021 - 2⁹ = 22112022200509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22112022200985 and 22112022201003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112022201041) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 120273850 + ... + 120457556.

It is an arithmetic number, because the mean of its divisors is an integer number (368511818220).

Almost surely, 2^{22112022201021} is an apocalyptic number.

It is an amenable number.

22112022201021 is a deficient number, since it is larger than the sum of its proper divisors (13265112348099).

22112022201021 is a wasteful number, since it uses less digits than its factorization.

22112022201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184040 (or 184015 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22112022201021 its reverse (12010222021122), we get a palindrome (34122244222143).

The spelling of 22112022201021 in words is "twenty-two trillion, one hundred twelve billion, twenty-two million, two hundred one thousand, twenty-one".