112132220 has 24 divisors (see below), whose sum is σ = 237813408. Its totient is φ = 44408000.

The previous prime is 112132219. The next prime is 112132231. The reversal of 112132220 is 22231211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 112132195 and 112132204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25736 + ... + 29775.

It is an arithmetic number, because the mean of its divisors is an integer number (9908892).

Almost surely, 2^112132220 is an apocalyptic number.

112132220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112132220 is an abundant number, since it is smaller than the sum of its proper divisors (125681188).

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

112132220 is a wasteful number, since it uses less digits than its factorization.

112132220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55621 (or 55619 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 112132220 is about 10589.2502095285. The cubic root of 112132220 is about 482.2180621757.

Adding to 112132220 its reverse (22231211), we get a palindrome (134363431).

The spelling of 112132220 in words is "one hundred twelve million, one hundred thirty-two thousand, two hundred twenty".