210022212111112 has 16 divisors (see below), whose sum is σ = 395323910932860. Its totient is φ = 104602502529024.

The previous prime is 210022212111043. The next prime is 210022212111137. The reversal of 210022212111112 is 211111212220012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 182917131398596 + 27105080712516 = 13524686^2 + 5206254^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 210022212111112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51075438633 + ... + 51075442744.

Almost surely, 2^{210022212111112} is an apocalyptic number.

It is an amenable number.

210022212111112 is a deficient number, since it is larger than the sum of its proper divisors (185301698821748).

210022212111112 is a wasteful number, since it uses less digits than its factorization.

210022212111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102150881640 (or 102150881636 counting only the distinct ones).

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

Adding to 210022212111112 its reverse (211111212220012), we get a palindrome (421133424331124).

The spelling of 210022212111112 in words is "two hundred ten trillion, twenty-two billion, two hundred twelve million, one hundred eleven thousand, one hundred twelve".