212000022102210 has 64 divisors (see below), whose sum is σ = 512539449897600. Its totient is φ = 56118870302720.

The previous prime is 212000022102181. The next prime is 212000022102283. The reversal of 212000022102210 is 12201220000212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 212000022102210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28535760 + ... + 35189339.

It is an arithmetic number, because the mean of its divisors is an integer number (8008428904650).

Almost surely, 2^{212000022102210} is an apocalyptic number.

212000022102210 is an abundant number, since it is smaller than the sum of its proper divisors (300539427795390).

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

212000022102210 is a wasteful number, since it uses less digits than its factorization.

212000022102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63725923.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212000022102210 its reverse (12201220000212), we get a palindrome (224201242102422).

The spelling of 212000022102210 in words is "two hundred twelve trillion, twenty-two million, one hundred two thousand, two hundred ten".