112321231 has 16 divisors (see below), whose sum is σ = 125239968. Its totient is φ = 99878400.

The previous prime is 112321229. The next prime is 112321243. The reversal of 112321231 is 132123211.

It is a cyclic number.

It is not a de Polignac number, because 112321231 - 2¹ = 112321229 is a prime.

It is a super-2 number, since 2×112321231² = 25232117866710722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112321201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109501 + ... + 110521.

It is an arithmetic number, because the mean of its divisors is an integer number (7827498).

Almost surely, 2^112321231 is an apocalyptic number.

112321231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112321231 is a deficient number, since it is larger than the sum of its proper divisors (12918737).

112321231 is a wasteful number, since it uses less digits than its factorization.

112321231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242.

The product of its digits is 72, while the sum is 16.

The square root of 112321231 is about 10598.1711158105. The cubic root of 112321231 is about 482.4888536715.

Adding to 112321231 its reverse (132123211), we get a palindrome (244444442).

The spelling of 112321231 in words is "one hundred twelve million, three hundred twenty-one thousand, two hundred thirty-one".