210112222120 has 32 divisors (see below), whose sum is σ = 473114325600. Its totient is φ = 83980564288.

The previous prime is 210112222087. The next prime is 210112222129. The reversal of 210112222120 is 21222211012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210112222094 and 210112222103.

It is not an unprimeable number, because it can be changed into a prime (210112222129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1957210 + ... + 2061769.

It is an arithmetic number, because the mean of its divisors is an integer number (14784822675).

Almost surely, 2^210112222120 is an apocalyptic number.

210112222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210112222120 is an abundant number, since it is smaller than the sum of its proper divisors (263002103480).

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

210112222120 is a wasteful number, since it uses less digits than its factorization.

210112222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020297 (or 4020293 counting only the distinct ones).

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

Adding to 210112222120 its reverse (21222211012), we get a palindrome (231334433132).

The spelling of 210112222120 in words is "two hundred ten billion, one hundred twelve million, two hundred twenty-two thousand, one hundred twenty".