202202120211212 has 36 divisors (see below), whose sum is σ = 389083067615928. Its totient is φ = 91877816184000.

The previous prime is 202202120211097. The next prime is 202202120211323. The reversal of 202202120211212 is 212112021202202.

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, 71887913 + ... + 74647680.

Almost surely, 2^{202202120211212} is an apocalyptic number.

202202120211212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

202202120211212 is a deficient number, since it is larger than the sum of its proper divisors (186880947404716).

202202120211212 is a wasteful number, since it uses less digits than its factorization.

202202120211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146538470 (or 146538457 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202202120211212 its reverse (212112021202202), we get a palindrome (414314141413414).

The spelling of 202202120211212 in words is "two hundred two trillion, two hundred two billion, one hundred twenty million, two hundred eleven thousand, two hundred twelve".