112103220 has 24 divisors (see below), whose sum is σ = 313889184. Its totient is φ = 29894176.

The previous prime is 112103213. The next prime is 112103221. The reversal of 112103220 is 22301211.

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 = 112103196 and 112103205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112103221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 934134 + ... + 934253.

It is an arithmetic number, because the mean of its divisors is an integer number (13078716).

Almost surely, 2^112103220 is an apocalyptic number.

112103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112103220 is an abundant number, since it is smaller than the sum of its proper divisors (201785964).

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

112103220 is a wasteful number, since it uses less digits than its factorization.

112103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868399 (or 1868397 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 112103220 is about 10587.8808077915. The cubic root of 112103220 is about 482.1764876561.

Adding to 112103220 its reverse (22301211), we get a palindrome (134404431).

The spelling of 112103220 in words is "one hundred twelve million, one hundred three thousand, two hundred twenty".