212202101110212 has 30 divisors (see below), whose sum is σ = 554738208767358. Its totient is φ = 70734033703296.

The previous prime is 212202101110177. The next prime is 212202101110229. The reversal of 212202101110212 is 212011101202212.

212202101110212 is a `hidden beast` number, since 2 + 1 + 220 + 210 + 11 + 10 + 212 = 666.

It can be written as a sum of positive squares in only one way, i.e., 155166285643776 + 57035815466436 = 12456576^2 + 7552206^2 .

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, 327472377933 + ... + 327472378580.

Almost surely, 2^{212202101110212} is an apocalyptic number.

It is an amenable number.

212202101110212 is an abundant number, since it is smaller than the sum of its proper divisors (342536107657146).

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

212202101110212 is a wasteful number, since it uses less digits than its factorization.

212202101110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654944756529 (or 654944756518 counting only the distinct ones).

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

Adding to 212202101110212 its reverse (212011101202212), we get a palindrome (424213202312424).

The spelling of 212202101110212 in words is "two hundred twelve trillion, two hundred two billion, one hundred one million, one hundred ten thousand, two hundred twelve".