2212100112212 has 12 divisors (see below), whose sum is σ = 3911084219700. Its totient is φ = 1094647478016.

The previous prime is 2212100112191. The next prime is 2212100112259. The reversal of 2212100112212 is 2122110012122.

It can be written as a sum of positive squares in 2 ways, for example, as 846039398416 + 1366060713796 = 919804^2 + 1168786^2 .

It is a super-3 number, since 3×2212100112212³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2850644087 + ... + 2850644862.

It is an arithmetic number, because the mean of its divisors is an integer number (325923684975).

Almost surely, 2^{2212100112212} is an apocalyptic number.

It is an amenable number.

2212100112212 is a deficient number, since it is larger than the sum of its proper divisors (1698984107488).

2212100112212 is a wasteful number, since it uses less digits than its factorization.

2212100112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5701289050 (or 5701289048 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2212100112212 its reverse (2122110012122), we get a palindrome (4334210124334).

The spelling of 2212100112212 in words is "two trillion, two hundred twelve billion, one hundred million, one hundred twelve thousand, two hundred twelve".