112102120011220 has 48 divisors (see below), whose sum is σ = 235528229079360. Its totient is φ = 44819177889024.

The previous prime is 112102120011169. The next prime is 112102120011223. The reversal of 112102120011220 is 22110021201211.

It is a super-2 number, since 2×112102120011220² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112102120011194 and 112102120011203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112102120011223) 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, 1652926471 + ... + 1652994289.

It is an arithmetic number, because the mean of its divisors is an integer number (4906838105820).

Almost surely, 2^{112102120011220} is an apocalyptic number.

112102120011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112102120011220 is an abundant number, since it is smaller than the sum of its proper divisors (123426109068140).

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

112102120011220 is a wasteful number, since it uses less digits than its factorization.

112102120011220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106552 (or 106550 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112102120011220 its reverse (22110021201211), we get a palindrome (134212141212431).

The spelling of 112102120011220 in words is "one hundred twelve trillion, one hundred two billion, one hundred twenty million, eleven thousand, two hundred twenty".