210112212122022 has 32 divisors (see below), whose sum is σ = 481820838250752. Its totient is φ = 59836516431264.

The previous prime is 210112212121963. The next prime is 210112212122041. The reversal of 210112212122022 is 220221212211012.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 210112212122022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8147660913 + ... + 8147686700.

It is an arithmetic number, because the mean of its divisors is an integer number (15056901195336).

Almost surely, 2^{210112212122022} is an apocalyptic number.

210112212122022 is an abundant number, since it is smaller than the sum of its proper divisors (271708626128730).

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

210112212122022 is a wasteful number, since it uses less digits than its factorization.

210112212122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16295347932.

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

Adding to 210112212122022 its reverse (220221212211012), we get a palindrome (430333424333034).

The spelling of 210112212122022 in words is "two hundred ten trillion, one hundred twelve billion, two hundred twelve million, one hundred twenty-two thousand, twenty-two".