210112221122 has 16 divisors (see below), whose sum is σ = 315834760440. Its totient is φ = 104834166528.

The previous prime is 210112221119. The next prime is 210112221169. The reversal of 210112221122 is 221122211012.

210112221122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 196081581721 + 14030639401 = 442811^2 + 118451^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 210112221122.

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 7 ways as a sum of consecutive naturals, for example, 2113754 + ... + 2210922.

Almost surely, 2^210112221122 is an apocalyptic number.

210112221122 is a deficient number, since it is larger than the sum of its proper divisors (105722539318).

210112221122 is a wasteful number, since it uses less digits than its factorization.

210112221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99445.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210112221122 its reverse (221122211012), we get a palindrome (431234432134).

The spelling of 210112221122 in words is "two hundred ten billion, one hundred twelve million, two hundred twenty-one thousand, one hundred twenty-two".