112122200120 has 64 divisors (see below), whose sum is σ = 288576414720. Its totient is φ = 38406939264.

The previous prime is 112122200111. The next prime is 112122200143. The reversal of 112122200120 is 21002221211.

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 = 112122200095 and 112122200104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127319 + ... + 490361.

It is an arithmetic number, because the mean of its divisors is an integer number (4509006480).

Almost surely, 2^112122200120 is an apocalyptic number.

112122200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112122200120 is an abundant number, since it is smaller than the sum of its proper divisors (176454214600).

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

112122200120 is a wasteful number, since it uses less digits than its factorization.

112122200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364164 (or 364160 counting only the distinct ones).

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

Adding to 112122200120 its reverse (21002221211), we get a palindrome (133124421331).

The spelling of 112122200120 in words is "one hundred twelve billion, one hundred twenty-two million, two hundred thousand, one hundred twenty".