22011022202112 has 108 divisors (see below), whose sum is σ = 63465281579700. Its totient is φ = 7336767135744.

The previous prime is 22011022202101. The next prime is 22011022202149. The reversal of 22011022202112 is 21120222011022.

It is a happy number.

22011022202112 is a `hidden beast` number, since 220 + 1 + 10 + 2 + 220 + 211 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16324056412416 + 5686965789696 = 4040304^2 + 2384736^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78881014 + ... + 79159562.

Almost surely, 2^{22011022202112} is an apocalyptic number.

It is an amenable number.

22011022202112 is an abundant number, since it is smaller than the sum of its proper divisors (41454259377588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22011022202112 is a wasteful number, since it uses less digits than its factorization.

22011022202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312868 (or 312851 counting only the distinct ones).

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

Adding to 22011022202112 its reverse (21120222011022), we get a palindrome (43131244213134).

The spelling of 22011022202112 in words is "twenty-two trillion, eleven billion, twenty-two million, two hundred two thousand, one hundred twelve".