202201222111100 has 72 divisors (see below), whose sum is σ = 452971036914816. Its totient is φ = 78264476640000.

The previous prime is 202201222111061. The next prime is 202201222111127. The reversal of 202201222111100 is 1111222102202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32012990 + ... + 37805210.

Almost surely, 2^{202201222111100} is an apocalyptic number.

202201222111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201222111100 is an abundant number, since it is smaller than the sum of its proper divisors (250769814803716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202201222111100 is a wasteful number, since it uses less digits than its factorization.

202201222111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5803527 (or 5803520 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202201222111100 its reverse (1111222102202), we get a palindrome (203312444213302).

The spelling of 202201222111100 in words is "two hundred two trillion, two hundred one billion, two hundred twenty-two million, one hundred eleven thousand, one hundred".