112133221020 has 96 divisors (see below), whose sum is σ = 348974519040. Its totient is φ = 29892283200.

The previous prime is 112133221009. The next prime is 112133221021. The reversal of 112133221020 is 20122331211.

112133221020 is a `hidden beast` number, since 1 + 121 + 332 + 210 + 2 + 0 = 666.

112133221020 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 112133220984 and 112133221002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112133221021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1675195 + ... + 1740845.

It is an arithmetic number, because the mean of its divisors is an integer number (3635151240).

Almost surely, 2^112133221020 is an apocalyptic number.

112133221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112133221020 is an abundant number, since it is smaller than the sum of its proper divisors (236841298020).

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

112133221020 is a wasteful number, since it uses less digits than its factorization.

112133221020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68832 (or 68824 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 112133221020 its reverse (20122331211), we get a palindrome (132255552231).

The spelling of 112133221020 in words is "one hundred twelve billion, one hundred thirty-three million, two hundred twenty-one thousand, twenty".