22055610212 has 12 divisors (see below), whose sum is σ = 40867748460. Its totient is φ = 10379110656.

The previous prime is 22055610211. The next prime is 22055610223. The reversal of 22055610212 is 21201655022.

It can be written as a sum of positive squares in 2 ways, for example, as 9427244836 + 12628365376 = 97094^2 + 112376^2 .

It is not an unprimeable number, because it can be changed into a prime (22055610211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162173537 + ... + 162173672.

It is an arithmetic number, because the mean of its divisors is an integer number (3405645705).

Almost surely, 2^22055610212 is an apocalyptic number.

It is an amenable number.

22055610212 is a deficient number, since it is larger than the sum of its proper divisors (18812138248).

22055610212 is a wasteful number, since it uses less digits than its factorization.

22055610212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324347230 (or 324347228 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 22055610212 in words is "twenty-two billion, fifty-five million, six hundred ten thousand, two hundred twelve".