212012200002112 has 14 divisors (see below), whose sum is σ = 420711709379318. Its totient is φ = 106006100001024.

The previous prime is 212012200002067. The next prime is 212012200002131. The reversal of 212012200002112 is 211200002210212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 211109973581376 + 902226420736 = 14529624^2 + 949856^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656345312453 + ... + 1656345312580.

It is an arithmetic number, because the mean of its divisors is an integer number (30050836384237).

Almost surely, 2^{212012200002112} is an apocalyptic number.

It is an amenable number.

212012200002112 is a deficient number, since it is larger than the sum of its proper divisors (208699509377206).

212012200002112 is an equidigital number, since it uses as much as digits as its factorization.

212012200002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312690625045 (or 3312690625035 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212012200002112 its reverse (211200002210212), we get a palindrome (423212202212324).

The spelling of 212012200002112 in words is "two hundred twelve trillion, twelve billion, two hundred million, two thousand, one hundred twelve".