112012020002120 has 96 divisors (see below), whose sum is σ = 293203860092280. Its totient is φ = 38400251258880.

The previous prime is 112012020002081. The next prime is 112012020002123. The reversal of 112012020002120 is 21200020210211.

It can be written as a sum of positive squares in 4 ways, for example, as 23732428100836 + 88279591901284 = 4871594^2 + 9395722^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 112012020002095 and 112012020002104.

It is not an unprimeable number, because it can be changed into a prime (112012020002123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16609952 + ... + 22358768.

Almost surely, 2^{112012020002120} is an apocalyptic number.

112012020002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112012020002120 is an abundant number, since it is smaller than the sum of its proper divisors (181191840090160).

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

112012020002120 is a wasteful number, since it uses less digits than its factorization.

112012020002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5758783 (or 5758772 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 112012020002120 its reverse (21200020210211), we get a palindrome (133212040212331).

The spelling of 112012020002120 in words is "one hundred twelve trillion, twelve billion, twenty million, two thousand, one hundred twenty".