4201221332 has 96 divisors (see below), whose sum is σ = 9367680000. Its totient is φ = 1601233920.

The previous prime is 4201221281. The next prime is 4201221359. The reversal of 4201221332 is 2331221024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3363044 + ... + 3364292.

It is an arithmetic number, because the mean of its divisors is an integer number (97580000).

Almost surely, 2^4201221332 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 4201221332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4683840000).

4201221332 is an abundant number, since it is smaller than the sum of its proper divisors (5166458668).

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

4201221332 is a wasteful number, since it uses less digits than its factorization.

4201221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501 (or 1499 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4201221332 is about 64816.8290801085. The cubic root of 4201221332 is about 1613.5850222992.

Adding to 4201221332 its reverse (2331221024), we get a palindrome (6532442356).

The spelling of 4201221332 in words is "four billion, two hundred one million, two hundred twenty-one thousand, three hundred thirty-two".