2321112331 has 4 divisors (see below), whose sum is σ = 2324722792. Its totient is φ = 2317501872.

The previous prime is 2321112329. The next prime is 2321112337. The reversal of 2321112331 is 1332111232.

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

It is a cyclic number.

It is not a de Polignac number, because 2321112331 - 2¹ = 2321112329 is a prime.

It is a super-2 number, since 2×2321112331² = 10775124906240507122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2321112299 and 2321112308.

It is not an unprimeable number, because it can be changed into a prime (2321112337) 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, 1804266 + ... + 1805551.

It is an arithmetic number, because the mean of its divisors is an integer number (581180698).

Almost surely, 2^2321112331 is an apocalyptic number.

2321112331 is a deficient number, since it is larger than the sum of its proper divisors (3610461).

2321112331 is an equidigital number, since it uses as much as digits as its factorization.

2321112331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610460.

The product of its digits is 216, while the sum is 19.

The square root of 2321112331 is about 48177.9236891753. The cubic root of 2321112331 is about 1324.0327258228.

Adding to 2321112331 its reverse (1332111232), we get a palindrome (3653223563).

The spelling of 2321112331 in words is "two billion, three hundred twenty-one million, one hundred twelve thousand, three hundred thirty-one".