3321133312 has 72 divisors (see below), whose sum is σ = 7636514816. Its totient is φ = 1412038656.

The previous prime is 3321133307. The next prime is 3321133351. The reversal of 3321133312 is 2133311233.

It is a super-2 number, since 2×3321133312² = 22059852952152178688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220288 + ... + 234880.

Almost surely, 2^3321133312 is an apocalyptic number.

3321133312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3321133312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3818257408).

3321133312 is an abundant number, since it is smaller than the sum of its proper divisors (4315381504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3321133312 is a wasteful number, since it uses less digits than its factorization.

3321133312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14743 (or 14729 counting only the distinct ones).

The product of its digits is 972, while the sum is 22.

The square root of 3321133312 is about 57629.2747828740. The cubic root of 3321133312 is about 1491.9769131547.

Adding to 3321133312 its reverse (2133311233), we get a palindrome (5454444545).

The spelling of 3321133312 in words is "three billion, three hundred twenty-one million, one hundred thirty-three thousand, three hundred twelve".