112012120200120 has 128 divisors (see below), whose sum is σ = 385971412608000. Its totient is φ = 25474113156096.

The previous prime is 112012120200119. The next prime is 112012120200187. The reversal of 112012120200120 is 21002021210211.

It is a super-2 number, since 2×112012120200120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112012120200120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334877469 + ... + 335211788.

It is an arithmetic number, because the mean of its divisors is an integer number (3015401661000).

Almost surely, 2^{112012120200120} is an apocalyptic number.

112012120200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112012120200120 is an abundant number, since it is smaller than the sum of its proper divisors (273959292407880).

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

112012120200120 is a wasteful number, since it uses less digits than its factorization.

112012120200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670089477 (or 670089473 counting only the distinct ones).

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

Adding to 112012120200120 its reverse (21002021210211), we get a palindrome (133014141410331).

The spelling of 112012120200120 in words is "one hundred twelve trillion, twelve billion, one hundred twenty million, two hundred thousand, one hundred twenty".