112000321 has 4 divisors (see below), whose sum is σ = 112040644. Its totient is φ = 111960000.

The previous prime is 112000309. The next prime is 112000327. The reversal of 112000321 is 123000211.

It is the 4321-st star number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78127921 + 33872400 = 8839^2 + 5820^2 .

It is a cyclic number.

It is not a de Polignac number, because 112000321 - 2¹⁵ = 111967553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112000298 and 112000307.

It is not an unprimeable number, because it can be changed into a prime (112000327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15660 + ... + 21661.

It is an arithmetic number, because the mean of its divisors is an integer number (28010161).

Almost surely, 2^112000321 is an apocalyptic number.

It is an amenable number.

112000321 is a deficient number, since it is larger than the sum of its proper divisors (40323).

112000321 is an equidigital number, since it uses as much as digits as its factorization.

112000321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40322.

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

The square root of 112000321 is about 10583.0204100720. The cubic root of 112000321 is about 482.0289133439.

Adding to 112000321 its reverse (123000211), we get a palindrome (235000532).

The spelling of 112000321 in words is "one hundred twelve million, three hundred twenty-one", and thus it is an aban number.