212012120001112 has 16 divisors (see below), whose sum is σ = 420906414708360. Its totient is φ = 99770409412224.

The previous prime is 212012120001001. The next prime is 212012120001113. The reversal of 212012120001112 is 211100021210212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012120001113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779456323398 + ... + 779456323669.

Almost surely, 2^{212012120001112} is an apocalyptic number.

It is an amenable number.

212012120001112 is a deficient number, since it is larger than the sum of its proper divisors (208894294707248).

212012120001112 is a wasteful number, since it uses less digits than its factorization.

212012120001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558912647090 (or 1558912647086 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212012120001112 its reverse (211100021210212), we get a palindrome (423112141211324).

The spelling of 212012120001112 in words is "two hundred twelve trillion, twelve billion, one hundred twenty million, one thousand, one hundred twelve".