120113012112 has 20 divisors (see below), whose sum is σ = 310291948080. Its totient is φ = 40037670688.

The previous prime is 120113012111. The next prime is 120113012167. The reversal of 120113012112 is 211210311021.

It is a junction number, because it is equal to n+sod(n) for n = 120113012091 and 120113012100.

It is not an unprimeable number, because it can be changed into a prime (120113012111) 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, 1251177162 + ... + 1251177257.

It is an arithmetic number, because the mean of its divisors is an integer number (15514597404).

Almost surely, 2^120113012112 is an apocalyptic number.

120113012112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120113012112 is an abundant number, since it is smaller than the sum of its proper divisors (190178935968).

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

120113012112 is a wasteful number, since it uses less digits than its factorization.

120113012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502354430 (or 2502354424 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 120113012112 its reverse (211210311021), we get a palindrome (331323323133).

The spelling of 120113012112 in words is "one hundred twenty billion, one hundred thirteen million, twelve thousand, one hundred twelve".