1112321120 has 48 divisors (see below), whose sum is σ = 2631642048. Its totient is φ = 444288000.

The previous prime is 1112321113. The next prime is 1112321141. The reversal of 1112321120 is 211232111.

It is a junction number, because it is equal to n+sod(n) for n = 1112321095 and 1112321104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115532 + ... + 124788.

It is an arithmetic number, because the mean of its divisors is an integer number (54825876).

Almost surely, 2^1112321120 is an apocalyptic number.

1112321120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112321120 is an abundant number, since it is smaller than the sum of its proper divisors (1519320928).

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

1112321120 is an equidigital number, since it uses as much as digits as its factorization.

1112321120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10023 (or 10015 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1112321120 is about 33351.4785279454. The cubic root of 1112321120 is about 1036.1200101480.

Adding to 1112321120 its reverse (211232111), we get a palindrome (1323553231).

The spelling of 1112321120 in words is "one billion, one hundred twelve million, three hundred twenty-one thousand, one hundred twenty".