202221100101112 has 64 divisors (see below), whose sum is σ = 392226330637440. Its totient is φ = 97688720640000.

The previous prime is 202221100101047. The next prime is 202221100101179. The reversal of 202221100101112 is 211101001122202.

It is a super-2 number, since 2×202221100101112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4897362 + ... + 20698462.

It is an arithmetic number, because the mean of its divisors is an integer number (6128536416210).

Almost surely, 2^{202221100101112} is an apocalyptic number.

It is an amenable number.

202221100101112 is a deficient number, since it is larger than the sum of its proper divisors (190005230536328).

202221100101112 is a wasteful number, since it uses less digits than its factorization.

202221100101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15801592 (or 15801588 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 202221100101112 its reverse (211101001122202), we get a palindrome (413322101223314).

The spelling of 202221100101112 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred million, one hundred one thousand, one hundred twelve".