3112323128 has 32 divisors (see below), whose sum is σ = 5937603600. Its totient is φ = 1529079552.

The previous prime is 3112323121. The next prime is 3112323143. The reversal of 3112323128 is 8213232113.

It is a junction number, because it is equal to n+sod(n) for n = 3112323097 and 3112323106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112323121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212126 + ... + 226322.

Almost surely, 2^3112323128 is an apocalyptic number.

It is an amenable number.

3112323128 is a deficient number, since it is larger than the sum of its proper divisors (2825280472).

3112323128 is a wasteful number, since it uses less digits than its factorization.

3112323128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14679 (or 14675 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 3112323128 is about 55788.1988237656. The cubic root of 3112323128 is about 1460.0292619393.

The spelling of 3112323128 in words is "three billion, one hundred twelve million, three hundred twenty-three thousand, one hundred twenty-eight".