3243221125220 has 192 divisors, whose sum is σ = 7313918976000. Its totient is φ = 1205294982144.

The previous prime is 3243221125219. The next prime is 3243221125253. The reversal of 3243221125220 is 225211223423.

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 63 ways as a sum of consecutive naturals, for example, 1590592961 + ... + 1590594999.

It is an arithmetic number, because the mean of its divisors is an integer number (38093328000).

Almost surely, 2^{3243221125220} 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 3243221125220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3656959488000).

3243221125220 is an abundant number, since it is smaller than the sum of its proper divisors (4070697850780).

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

3243221125220 is a wasteful number, since it uses less digits than its factorization.

3243221125220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802 (or 2800 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 3243221125220 its reverse (225211223423), we get a palindrome (3468432348643).

The spelling of 3243221125220 in words is "three trillion, two hundred forty-three billion, two hundred twenty-one million, one hundred twenty-five thousand, two hundred twenty".