4441333333221 has 72 divisors (see below), whose sum is σ = 6999745290720. Its totient is φ = 2704155725952.

The previous prime is 4441333333219. The next prime is 4441333333223. The reversal of 4441333333221 is 1223333331444.

4441333333221 is a `hidden beast` number, since 444 + 133 + 3 + 33 + 32 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (4441333333219) and next prime (4441333333223).

It is not a de Polignac number, because 4441333333221 - 2¹ = 4441333333219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4441333333223) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 75141546 + ... + 75200628.

Almost surely, 2^{4441333333221} is an apocalyptic number.

It is an amenable number.

4441333333221 is a deficient number, since it is larger than the sum of its proper divisors (2558411957499).

4441333333221 is a wasteful number, since it uses less digits than its factorization.

4441333333221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59363 (or 59251 counting only the distinct ones).

The product of its digits is 186624, while the sum is 36.

Adding to 4441333333221 its reverse (1223333331444), we get a palindrome (5664666664665).

The spelling of 4441333333221 in words is "four trillion, four hundred forty-one billion, three hundred thirty-three million, three hundred thirty-three thousand, two hundred twenty-one".