112140220 has 24 divisors (see below), whose sum is σ = 237785184. Its totient is φ = 44419776.

The previous prime is 112140163. The next prime is 112140239. The reversal of 112140220 is 22041211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 112140220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25159 + ... + 29278.

It is an arithmetic number, because the mean of its divisors is an integer number (9907716).

Almost surely, 2^112140220 is an apocalyptic number.

112140220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112140220 is an abundant number, since it is smaller than the sum of its proper divisors (125644964).

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

112140220 is a wasteful number, since it uses less digits than its factorization.

112140220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54549 (or 54547 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 112140220 is about 10589.6279443614. The cubic root of 112140220 is about 482.2295297472.

Adding to 112140220 its reverse (22041211), we get a palindrome (134181431).

Subtracting from 112140220 its reverse (22041211), we obtain a palindrome (90099009).

The spelling of 112140220 in words is "one hundred twelve million, one hundred forty thousand, two hundred twenty".