212012202012112 has 40 divisors (see below), whose sum is σ = 415928836100736. Its totient is φ = 104676994630656.

The previous prime is 212012202012089. The next prime is 212012202012157. The reversal of 212012202012112 is 211210202210212.

It is a self number, because there is not a number n which added to its sum of digits gives 212012202012112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36896968 + ... + 42254119.

Almost surely, 2^{212012202012112} is an apocalyptic number.

It is an amenable number.

212012202012112 is a deficient number, since it is larger than the sum of its proper divisors (203916634088624).

212012202012112 is a wasteful number, since it uses less digits than its factorization.

212012202012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79153195 (or 79153189 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212012202012112 its reverse (211210202210212), we get a palindrome (423222404222324).

The spelling of 212012202012112 in words is "two hundred twelve trillion, twelve billion, two hundred two million, twelve thousand, one hundred twelve".