212222022120112 has 40 divisors (see below), whose sum is σ = 417039439687200. Its totient is φ = 104599428380160.

The previous prime is 212222022120107. The next prime is 212222022120151. The reversal of 212222022120112 is 211021220222212.

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, 8263237 + ... + 22197412.

It is an arithmetic number, because the mean of its divisors is an integer number (10425985992180).

Almost surely, 2^{212222022120112} is an apocalyptic number.

It is an amenable number.

212222022120112 is a deficient number, since it is larger than the sum of its proper divisors (204817417567088).

212222022120112 is a wasteful number, since it uses less digits than its factorization.

212222022120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30466861 (or 30466855 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 212222022120112 its reverse (211021220222212), we get a palindrome (423243242342324).

The spelling of 212222022120112 in words is "two hundred twelve trillion, two hundred twenty-two billion, twenty-two million, one hundred twenty thousand, one hundred twelve".