210112201222122 has 32 divisors (see below), whose sum is σ = 438496666616448. Its totient is φ = 66992045795136.

The previous prime is 210112201222109. The next prime is 210112201222177. The reversal of 210112201222122 is 221222102211012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36165228 + ... + 41571000.

It is an arithmetic number, because the mean of its divisors is an integer number (13703020831764).

Almost surely, 2^{210112201222122} is an apocalyptic number.

210112201222122 is an abundant number, since it is smaller than the sum of its proper divisors (228384465394326).

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

210112201222122 is a wasteful number, since it uses less digits than its factorization.

210112201222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5687454.

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

Adding to 210112201222122 its reverse (221222102211012), we get a palindrome (431334303433134).

The spelling of 210112201222122 in words is "two hundred ten trillion, one hundred twelve billion, two hundred one million, two hundred twenty-two thousand, one hundred twenty-two".