3112122231 has 24 divisors (see below), whose sum is σ = 4531363200. Its totient is φ = 2058138000.

The previous prime is 3112122193. The next prime is 3112122241. The reversal of 3112122231 is 1322212113.

3112122231 is a `hidden beast` number, since 311 + 2 + 122 + 231 = 666.

It is not a de Polignac number, because 3112122231 - 2¹⁷ = 3111991159 is a prime.

It is a super-2 number, since 2×3112122231² = 19370609561368834722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112122241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1481620 + ... + 1483718.

It is an arithmetic number, because the mean of its divisors is an integer number (188806800).

Almost surely, 2^3112122231 is an apocalyptic number.

3112122231 is a deficient number, since it is larger than the sum of its proper divisors (1419240969).

3112122231 is a wasteful number, since it uses less digits than its factorization.

3112122231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347 (or 3344 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 3112122231 is about 55786.3982615834. The cubic root of 3112122231 is about 1459.9978468411.

Adding to 3112122231 its reverse (1322212113), we get a palindrome (4434334344).

The spelling of 3112122231 in words is "three billion, one hundred twelve million, one hundred twenty-two thousand, two hundred thirty-one".