3232020221320 has 96 divisors (see below), whose sum is σ = 7994222291160. Its totient is φ = 1175135667200.

The previous prime is 3232020221279. The next prime is 3232020221351. The reversal of 3232020221320 is 231220202323.

It can be written as a sum of positive squares in 4 ways, for example, as 1325450243524 + 1906569977796 = 1151282^2 + 1380786^2 .

It is a super-2 number, since 2×3232020221320² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 3232020221291 and 3232020221300.

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 23 ways as a sum of consecutive naturals, for example, 44302794 + ... + 44375686.

Almost surely, 2^{3232020221320} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3232020221320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3997111145580).

3232020221320 is an abundant number, since it is smaller than the sum of its proper divisors (4762202069840).

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

3232020221320 is a wasteful number, since it uses less digits than its factorization.

3232020221320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82087 (or 82072 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 3232020221320 its reverse (231220202323), we get a palindrome (3463240423643).

The spelling of 3232020221320 in words is "three trillion, two hundred thirty-two billion, twenty million, two hundred twenty-one thousand, three hundred twenty".