202111102222 has 32 divisors (see below), whose sum is σ = 324266315040. Its totient is φ = 94143820800.

The previous prime is 202111102211. The next prime is 202111102279. The reversal of 202111102222 is 222201111202.

It is a happy number.

202111102222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202111102196 and 202111102205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19695729 + ... + 19705987.

It is an arithmetic number, because the mean of its divisors is an integer number (10133322345).

Almost surely, 2^202111102222 is an apocalyptic number.

202111102222 is a deficient number, since it is larger than the sum of its proper divisors (122155212818).

202111102222 is a wasteful number, since it uses less digits than its factorization.

202111102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16116.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202111102222 its reverse (222201111202), we get a palindrome (424312213424).

The spelling of 202111102222 in words is "two hundred two billion, one hundred eleven million, one hundred two thousand, two hundred twenty-two".