120112212012112 has 20 divisors (see below), whose sum is σ = 232718249159136. Its totient is φ = 60055889648480.

The previous prime is 120112212012101. The next prime is 120112212012137. The reversal of 120112212012112 is 211210212211021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120112212012112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8894314 + ... + 17869897.

Almost surely, 2^{120112212012112} is an apocalyptic number.

It is an amenable number.

120112212012112 is a deficient number, since it is larger than the sum of its proper divisors (112606037147024).

120112212012112 is a wasteful number, since it uses less digits than its factorization.

120112212012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27044706 (or 27044700 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120112212012112 its reverse (211210212211021), we get a palindrome (331322424223133).

The spelling of 120112212012112 in words is "one hundred twenty trillion, one hundred twelve billion, two hundred twelve million, twelve thousand, one hundred twelve".