22202011122021 has 80 divisors (see below), whose sum is σ = 35737567219200. Its totient is φ = 13690806367392.

The previous prime is 22202011121999. The next prime is 22202011122037. The reversal of 22202011122021 is 12022111020222.

It is a happy number.

22202011122021 is a `hidden beast` number, since 2 + 220 + 201 + 1 + 1 + 220 + 21 = 666.

It is not a de Polignac number, because 22202011122021 - 2²⁶ = 22201944013157 is a prime.

It is a super-2 number, since 2×22202011122021² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22202011121985 and 22202011122003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202011122041) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 170605440 + ... + 170735526.

It is an arithmetic number, because the mean of its divisors is an integer number (446719590240).

Almost surely, 2^{22202011122021} is an apocalyptic number.

It is an amenable number.

22202011122021 is a deficient number, since it is larger than the sum of its proper divisors (13535556097179).

22202011122021 is a wasteful number, since it uses less digits than its factorization.

22202011122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132740 (or 132731 counting only the distinct ones).

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

Adding to 22202011122021 its reverse (12022111020222), we get a palindrome (34224122142243).

The spelling of 22202011122021 in words is "twenty-two trillion, two hundred two billion, eleven million, one hundred twenty-two thousand, twenty-one".