202100112121224 has 16 divisors (see below), whose sum is σ = 505250280303120. Its totient is φ = 67366704040400.

The previous prime is 202100112121169. The next prime is 202100112121247. The reversal of 202100112121224 is 422121211001202.

It is a super-2 number, since 2×202100112121224² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202100112121224.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4210419002502 + ... + 4210419002549.

It is an arithmetic number, because the mean of its divisors is an integer number (31578142518945).

Almost surely, 2^{202100112121224} is an apocalyptic number.

202100112121224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

202100112121224 is an abundant number, since it is smaller than the sum of its proper divisors (303150168181896).

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

202100112121224 is a wasteful number, since it uses less digits than its factorization.

202100112121224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8420838005060 (or 8420838005056 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 202100112121224 its reverse (422121211001202), we get a palindrome (624221323122426).

The spelling of 202100112121224 in words is "two hundred two trillion, one hundred billion, one hundred twelve million, one hundred twenty-one thousand, two hundred twenty-four".