211210110112222 has 16 divisors (see below), whose sum is σ = 345296231920080. Its totient is φ = 96307112302272.

The previous prime is 211210110112213. The next prime is 211210110112237. The reversal of 211210110112222 is 222211011012112.

It is a happy number.

It is a super-2 number, since 2×211210110112222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211210110112222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48936538647 + ... + 48936542962.

It is an arithmetic number, because the mean of its divisors is an integer number (21581014495005).

Almost surely, 2^{211210110112222} is an apocalyptic number.

211210110112222 is a deficient number, since it is larger than the sum of its proper divisors (134086121807858).

211210110112222 is a wasteful number, since it uses less digits than its factorization.

211210110112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97873081707.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 211210110112222 its reverse (222211011012112), we get a palindrome (433421121124334).

The spelling of 211210110112222 in words is "two hundred eleven trillion, two hundred ten billion, one hundred ten million, one hundred twelve thousand, two hundred twenty-two".