112240321 has 4 divisors (see below), whose sum is σ = 112422852. Its totient is φ = 112057792.

The previous prime is 112240313. The next prime is 112240327. The reversal of 112240321 is 123042211.

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 6890625 + 105349696 = 2625^2 + 10264^2 .

It is a cyclic number.

It is not a de Polignac number, because 112240321 - 2³ = 112240313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112240295 and 112240304.

It is not an unprimeable number, because it can be changed into a prime (112240327) 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, 90340 + ... + 91573.

It is an arithmetic number, because the mean of its divisors is an integer number (28105713).

Almost surely, 2^112240321 is an apocalyptic number.

It is an amenable number.

112240321 is a deficient number, since it is larger than the sum of its proper divisors (182531).

112240321 is an equidigital number, since it uses as much as digits as its factorization.

112240321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182530.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 112240321 is about 10594.3532601098. The cubic root of 112240321 is about 482.3729730845.

Adding to 112240321 its reverse (123042211), we get a palindrome (235282532).

The spelling of 112240321 in words is "one hundred twelve million, two hundred forty thousand, three hundred twenty-one".