22202221220012 has 192 divisors, whose sum is σ = 42511372646400. Its totient is φ = 10111288320000.

The previous prime is 22202221219991. The next prime is 22202221220041. The reversal of 22202221220012 is 21002212220222.

It is a super-2 number, since 2×22202221220012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55367135012 + ... + 55367135412.

It is an arithmetic number, because the mean of its divisors is an integer number (221413399200).

Almost surely, 2^{22202221220012} is an apocalyptic number.

It is an amenable number.

22202221220012 is a deficient number, since it is larger than the sum of its proper divisors (20309151426388).

22202221220012 is a wasteful number, since it uses less digits than its factorization.

22202221220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288 (or 1286 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22202221220012 its reverse (21002212220222), we get a palindrome (43204433440234).

The spelling of 22202221220012 in words is "twenty-two trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty thousand, twelve".