120112212312 has 64 divisors (see below), whose sum is σ = 334100652000. Its totient is φ = 39982730112.

The previous prime is 120112212299. The next prime is 120112212313. The reversal of 120112212312 is 213212211021.

120112212312 is a `hidden beast` number, since 120 + 11 + 221 + 2 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112212313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220987 + ... + 537642.

Almost surely, 2^120112212312 is an apocalyptic number.

120112212312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120112212312 is an abundant number, since it is smaller than the sum of its proper divisors (213988439688).

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

120112212312 is a wasteful number, since it uses less digits than its factorization.

120112212312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759377 (or 759367 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 120112212312 its reverse (213212211021), we get a palindrome (333324423333).

The spelling of 120112212312 in words is "one hundred twenty billion, one hundred twelve million, two hundred twelve thousand, three hundred twelve".