3311231312 has 40 divisors (see below), whose sum is σ = 6485730720. Its totient is φ = 1637585280.

The previous prime is 3311231311. The next prime is 3311231323. The reversal of 3311231312 is 2131321133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311231311) 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, 626762 + ... + 632022.

It is an arithmetic number, because the mean of its divisors is an integer number (162143268).

Almost surely, 2^3311231312 is an apocalyptic number.

It is an amenable number.

3311231312 is a deficient number, since it is larger than the sum of its proper divisors (3174499408).

3311231312 is a wasteful number, since it uses less digits than its factorization.

3311231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5691 (or 5685 counting only the distinct ones).

The product of its digits is 324, while the sum is 20.

The square root of 3311231312 is about 57543.2994535419. The cubic root of 3311231312 is about 1490.4926545311.

Adding to 3311231312 its reverse (2131321133), we get a palindrome (5442552445).

The spelling of 3311231312 in words is "three billion, three hundred eleven million, two hundred thirty-one thousand, three hundred twelve".