112320321 has 8 divisors (see below), whose sum is σ = 149811840. Its totient is φ = 74854512.

The previous prime is 112320319. The next prime is 112320353. The reversal of 112320321 is 123023211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112320321 - 2¹ = 112320319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112320321.

It is not an unprimeable number, because it can be changed into a prime (112320301) 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, 9195 + ... + 17583.

It is an arithmetic number, because the mean of its divisors is an integer number (18726480).

Almost surely, 2^112320321 is an apocalyptic number.

It is an amenable number.

112320321 is a deficient number, since it is larger than the sum of its proper divisors (37491519).

112320321 is an equidigital number, since it uses as much as digits as its factorization.

112320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12855.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 112320321 is about 10598.1281837879. The cubic root of 112320321 is about 482.4875506645.

Adding to 112320321 its reverse (123023211), we get a palindrome (235343532).

The spelling of 112320321 in words is "one hundred twelve million, three hundred twenty thousand, three hundred twenty-one".