4405433322221 has 32 divisors (see below), whose sum is σ = 4686433873920. Its totient is φ = 4132539734400.

The previous prime is 4405433322211. The next prime is 4405433322223. The reversal of 4405433322221 is 1222233345044.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4405433322221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405433322223) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1215961016 + ... + 1215964638.

It is an arithmetic number, because the mean of its divisors is an integer number (146451058560).

Almost surely, 2^{4405433322221} is an apocalyptic number.

It is an amenable number.

4405433322221 is a deficient number, since it is larger than the sum of its proper divisors (281000551699).

4405433322221 is a wasteful number, since it uses less digits than its factorization.

4405433322221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7457.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 4405433322221 its reverse (1222233345044), we get a palindrome (5627666667265).

The spelling of 4405433322221 in words is "four trillion, four hundred five billion, four hundred thirty-three million, three hundred twenty-two thousand, two hundred twenty-one".