120112212012 has 72 divisors (see below), whose sum is σ = 321330569616. Its totient is φ = 34783617024.

The previous prime is 120112212007. The next prime is 120112212041. The reversal of 120112212012 is 210212211021.

120112212012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 120112211982 and 120112212000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1707493 + ... + 1776444.

It is an arithmetic number, because the mean of its divisors is an integer number (4462924578).

Almost surely, 2^120112212012 is an apocalyptic number.

120112212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120112212012 is an abundant number, since it is smaller than the sum of its proper divisors (201218357604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120112212012 is a wasteful number, since it uses less digits than its factorization.

120112212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483987 (or 3483972 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120112212012 its reverse (210212211021), we get a palindrome (330324423033).

Subtracting 120112212012 from its reverse (210212211021), we obtain a palindrome (90099999009).

The spelling of 120112212012 in words is "one hundred twenty billion, one hundred twelve million, two hundred twelve thousand, twelve".