212112011102130 has 40 divisors (see below), whose sum is σ = 570345629854572. Its totient is φ = 56563202960352.

The previous prime is 212112011102119. The next prime is 212112011102183. The reversal of 212112011102130 is 31201110211212.

It is a happy number.

212112011102130 is a `hidden beast` number, since 21 + 211 + 201 + 1 + 102 + 130 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 172012379391801 + 40099631710329 = 13115349^2 + 6332427^2 .

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 19 ways as a sum of consecutive naturals, for example, 130933339377 + ... + 130933340996.

Almost surely, 2^{212112011102130} is an apocalyptic number.

212112011102130 is an abundant number, since it is smaller than the sum of its proper divisors (358233618752442).

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

212112011102130 is a wasteful number, since it uses less digits than its factorization.

212112011102130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261866680392 (or 261866680383 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 212112011102130 its reverse (31201110211212), we get a palindrome (243313121313342).

The spelling of 212112011102130 in words is "two hundred twelve trillion, one hundred twelve billion, eleven million, one hundred two thousand, one hundred thirty".