202100222 has 24 divisors (see below), whose sum is σ = 317871216. Its totient is φ = 96348000.

The previous prime is 202100219. The next prime is 202100237. The reversal of 202100222 is 222001202.

202100222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135722 + ... + 137202.

It is an arithmetic number, because the mean of its divisors is an integer number (13244634).

Almost surely, 2^202100222 is an apocalyptic number.

202100222 is a deficient number, since it is larger than the sum of its proper divisors (115770994).

202100222 is a wasteful number, since it uses less digits than its factorization.

202100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616 (or 1585 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 202100222 is about 14216.1957639869. The cubic root of 202100222 is about 586.8434525904.

Adding to 202100222 its reverse (222001202), we get a palindrome (424101424).

The spelling of 202100222 in words is "two hundred two million, one hundred thousand, two hundred twenty-two".