22200021002212 has 24 divisors (see below), whose sum is σ = 40544174365632. Its totient is φ = 10616090364000.

The previous prime is 22200021002207. The next prime is 22200021002267. The reversal of 22200021002212 is 21220012000222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14148214 + ... + 15638797.

It is an arithmetic number, because the mean of its divisors is an integer number (1689340598568).

Almost surely, 2^{22200021002212} is an apocalyptic number.

It is an amenable number.

22200021002212 is a deficient number, since it is larger than the sum of its proper divisors (18344153363420).

22200021002212 is a wasteful number, since it uses less digits than its factorization.

22200021002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29795139 (or 29795137 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22200021002212 its reverse (21220012000222), we get a palindrome (43420033002434).

The spelling of 22200021002212 in words is "twenty-two trillion, two hundred billion, twenty-one million, two thousand, two hundred twelve".