4433122321 has 8 divisors (see below), whose sum is σ = 4450161960. Its totient is φ = 4416102528.

The previous prime is 4433122303. The next prime is 4433122387. The reversal of 4433122321 is 1232213344.

It can be written as a sum of positive squares in 4 ways, for example, as 2755600 + 4430366721 = 1660^2 + 66561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4433122321 - 2⁵ = 4433122289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4433122621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563205 + ... + 571021.

It is an arithmetic number, because the mean of its divisors is an integer number (556270245).

Almost surely, 2^4433122321 is an apocalyptic number.

It is an amenable number.

4433122321 is a deficient number, since it is larger than the sum of its proper divisors (17039639).

4433122321 is a wasteful number, since it uses less digits than its factorization.

4433122321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9923.

The product of its digits is 3456, while the sum is 25.

The square root of 4433122321 is about 66581.6965914808. The cubic root of 4433122321 is about 1642.7440577856.

Adding to 4433122321 its reverse (1232213344), we get a palindrome (5665335665).

The spelling of 4433122321 in words is "four billion, four hundred thirty-three million, one hundred twenty-two thousand, three hundred twenty-one".