202221122200012 has 24 divisors (see below), whose sum is σ = 377899316242560. Its totient is φ = 94474829057280.

The previous prime is 202221122199991. The next prime is 202221122200037. The reversal of 202221122200012 is 210002221122202.

It is a super-2 number, since 2×202221122200012² (a number of 29 digits) contains 22 as substring.

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, 28117505053 + ... + 28117512244.

It is an arithmetic number, because the mean of its divisors is an integer number (15745804843440).

Almost surely, 2^{202221122200012} is an apocalyptic number.

It is an amenable number.

202221122200012 is a deficient number, since it is larger than the sum of its proper divisors (175678194042548).

202221122200012 is a wasteful number, since it uses less digits than its factorization.

202221122200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56235017361 (or 56235017359 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202221122200012 its reverse (210002221122202), we get a palindrome (412223343322214).

The spelling of 202221122200012 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twenty-two million, two hundred thousand, twelve".