3122112331 has 16 divisors (see below), whose sum is σ = 3473729280. Its totient is φ = 2786578560.

The previous prime is 3122112289. The next prime is 3122112341. The reversal of 3122112331 is 1332112213.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122112331 is a prime.

It is a super-2 number, since 2×3122112331² = 19495170814764507122, 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 = 3122112299 and 3122112308.

It is not an unprimeable number, because it can be changed into a prime (3122112341) 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, 599085 + ... + 604273.

It is an arithmetic number, because the mean of its divisors is an integer number (217108080).

Almost surely, 2^3122112331 is an apocalyptic number.

3122112331 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3122112331 is a deficient number, since it is larger than the sum of its proper divisors (351616949).

3122112331 is a wasteful number, since it uses less digits than its factorization.

3122112331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726.

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

The square root of 3122112331 is about 55875.8653713748. The cubic root of 3122112331 is about 1461.5584052401.

Adding to 3122112331 its reverse (1332112213), we get a palindrome (4454224544).

The spelling of 3122112331 in words is "three billion, one hundred twenty-two million, one hundred twelve thousand, three hundred thirty-one".