112320530 has 64 divisors (see below), whose sum is σ = 251361792. Its totient is φ = 35251200.

The previous prime is 112320517. The next prime is 112320539. The reversal of 112320530 is 35023211.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 112320499 and 112320508.

It is not an unprimeable number, because it can be changed into a prime (112320539) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 42755 + ... + 45305.

It is an arithmetic number, because the mean of its divisors is an integer number (3927528).

Almost surely, 2^112320530 is an apocalyptic number.

112320530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112320530 is an abundant number, since it is smaller than the sum of its proper divisors (139041262).

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

112320530 is a wasteful number, since it uses less digits than its factorization.

112320530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2619.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 112320530 is about 10598.1380440151. The cubic root of 112320530 is about 482.4878499272.

Adding to 112320530 its reverse (35023211), we get a palindrome (147343741).

The spelling of 112320530 in words is "one hundred twelve million, three hundred twenty thousand, five hundred thirty".