3221331323232 has 192 divisors, whose sum is σ = 9476290704384. Its totient is φ = 949552496640.

The previous prime is 3221331323227. The next prime is 3221331323257. The reversal of 3221331323232 is 2323231331223.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3221331323232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 238840393 + ... + 238853879.

It is an arithmetic number, because the mean of its divisors is an integer number (49355680752).

Almost surely, 2^{3221331323232} is an apocalyptic number.

3221331323232 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 3221331323232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4738145352192).

3221331323232 is an abundant number, since it is smaller than the sum of its proper divisors (6254959381152).

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

3221331323232 is a wasteful number, since it uses less digits than its factorization.

3221331323232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19661 (or 19653 counting only the distinct ones).

The product of its digits is 23328, while the sum is 30.

Adding to 3221331323232 its reverse (2323231331223), we get a palindrome (5544562654455).

The spelling of 3221331323232 in words is "three trillion, two hundred twenty-one billion, three hundred thirty-one million, three hundred twenty-three thousand, two hundred thirty-two".