212112010112012 has 24 divisors (see below), whose sum is σ = 371552536407360. Its totient is φ = 105954144382800.

The previous prime is 212112010111997. The next prime is 212112010112017. The reversal of 212112010112012 is 210211010211212.

It is not an unprimeable number, because it can be changed into a prime (212112010112017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831335363 + ... + 831590469.

It is an arithmetic number, because the mean of its divisors is an integer number (15481355683640).

Almost surely, 2^{212112010112012} is an apocalyptic number.

It is an amenable number.

212112010112012 is a deficient number, since it is larger than the sum of its proper divisors (159440526295348).

212112010112012 is a wasteful number, since it uses less digits than its factorization.

212112010112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453941 (or 453939 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212112010112012 its reverse (210211010211212), we get a palindrome (422323020323224).

The spelling of 212112010112012 in words is "two hundred twelve trillion, one hundred twelve billion, ten million, one hundred twelve thousand, twelve".