112140120 has 128 divisors (see below), whose sum is σ = 350438400. Its totient is φ = 28686336.

The previous prime is 112140101. The next prime is 112140137. The reversal of 112140120 is 21041211.

It is a happy number.

It is a super-2 number, since 2×112140120² = 25150813027228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 112140096 and 112140105.

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, 332592 + ... + 332928.

It is an arithmetic number, because the mean of its divisors is an integer number (2737800).

Almost surely, 2^112140120 is an apocalyptic number.

112140120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112140120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175219200).

112140120 is an abundant number, since it is smaller than the sum of its proper divisors (238298280).

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

112140120 is a wasteful number, since it uses less digits than its factorization.

112140120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 112140120 is about 10589.6232227592. The cubic root of 112140120 is about 482.2293864059.

Adding to 112140120 its reverse (21041211), we get a palindrome (133181331).

The spelling of 112140120 in words is "one hundred twelve million, one hundred forty thousand, one hundred twenty".