112003120 has 20 divisors (see below), whose sum is σ = 260407440. Its totient is φ = 44801216.

The previous prime is 112003109. The next prime is 112003147. The reversal of 112003120 is 21300211.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 112003097 and 112003106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 699940 + ... + 700099.

It is an arithmetic number, because the mean of its divisors is an integer number (13020372).

Almost surely, 2^112003120 is an apocalyptic number.

112003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112003120 is an abundant number, since it is smaller than the sum of its proper divisors (148404320).

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

112003120 is a wasteful number, since it uses less digits than its factorization.

112003120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400052 (or 1400046 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 112003120 is about 10583.1526493763. The cubic root of 112003120 is about 482.0329287720.

Adding to 112003120 its reverse (21300211), we get a palindrome (133303331).

The spelling of 112003120 in words is "one hundred twelve million, three thousand, one hundred twenty".