3220321332 has 12 divisors (see below), whose sum is σ = 7514083136. Its totient is φ = 1073440440.

The previous prime is 3220321331. The next prime is 3220321367. The reversal of 3220321332 is 2331230223.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 3220321299 and 3220321308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220321331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134180044 + ... + 134180067.

Almost surely, 2^3220321332 is an apocalyptic number.

It is an amenable number.

3220321332 is an abundant number, since it is smaller than the sum of its proper divisors (4293761804).

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

3220321332 is a wasteful number, since it uses less digits than its factorization.

3220321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268360118 (or 268360116 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 3220321332 is about 56747.8751320259. The cubic root of 3220321332 is about 1476.7253707269.

Adding to 3220321332 its reverse (2331230223), we get a palindrome (5551551555).

It can be divided in two parts, 32203 and 21332, that added together give a palindrome (53535).

The spelling of 3220321332 in words is "three billion, two hundred twenty million, three hundred twenty-one thousand, three hundred thirty-two".