3221311332 has 24 divisors (see below), whose sum is σ = 7523698336. Its totient is φ = 1072726848.

The previous prime is 3221311307. The next prime is 3221311343. The reversal of 3221311332 is 2331131223.

It is a super-2 number, since 2×3221311332² = 20753693395343228448, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3221311299 and 3221311308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117538 + ... + 142329.

Almost surely, 2^3221311332 is an apocalyptic number.

It is an amenable number.

3221311332 is an abundant number, since it is smaller than the sum of its proper divisors (4302387004).

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

3221311332 is a wasteful number, since it uses less digits than its factorization.

3221311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260907 (or 260905 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 3221311332 is about 56756.5972552971. The cubic root of 3221311332 is about 1476.8766815412.

Adding to 3221311332 its reverse (2331131223), we get a palindrome (5552442555).

The spelling of 3221311332 in words is "three billion, two hundred twenty-one million, three hundred eleven thousand, three hundred thirty-two".