212110012112202 has 20 divisors (see below), whose sum is σ = 475283545659186. Its totient is φ = 70703337370680.

The previous prime is 212110012112197. The next prime is 212110012112231. The reversal of 212110012112202 is 202211210011212.

212110012112202 is a `hidden beast` number, since 21 + 211 + 0 + 0 + 1 + 211 + 220 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 109707168826161 + 102402843286041 = 10474119^2 + 10119429^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 654660531049 + ... + 654660531372.

Almost surely, 2^{212110012112202} is an apocalyptic number.

212110012112202 is an abundant number, since it is smaller than the sum of its proper divisors (263173533546984).

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

212110012112202 is a wasteful number, since it uses less digits than its factorization.

212110012112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309321062435 (or 1309321062426 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212110012112202 its reverse (202211210011212), we get a palindrome (414321222123414).

The spelling of 212110012112202 in words is "two hundred twelve trillion, one hundred ten billion, twelve million, one hundred twelve thousand, two hundred two".