212112200212212 has 48 divisors (see below), whose sum is σ = 517434567068160. Its totient is φ = 67500665214048.

The previous prime is 212112200212207. The next prime is 212112200212273. The reversal of 212112200212212 is 212212002211212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 734580762 + ... + 734869457.

It is an arithmetic number, because the mean of its divisors is an integer number (10779886813920).

Almost surely, 2^{212112200212212} is an apocalyptic number.

It is an amenable number.

212112200212212 is an abundant number, since it is smaller than the sum of its proper divisors (305322366855948).

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

212112200212212 is a wasteful number, since it uses less digits than its factorization.

212112200212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469450772 (or 1469450770 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 212112200212212 its reverse (212212002211212), we get a palindrome (424324202423424).

The spelling of 212112200212212 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred million, two hundred twelve thousand, two hundred twelve".