4420443310221 has 16 divisors (see below), whose sum is σ = 6084180910080. Its totient is φ = 2851838018160.

The previous prime is 4420443310201. The next prime is 4420443310279. The reversal of 4420443310221 is 1220133440244.

It is not a de Polignac number, because 4420443310221 - 2¹⁰ = 4420443309197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420443310201) 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 15 ways as a sum of consecutive naturals, for example, 4094920 + ... + 5060558.

It is an arithmetic number, because the mean of its divisors is an integer number (380261306880).

Almost surely, 2^{4420443310221} is an apocalyptic number.

It is an amenable number.

4420443310221 is a deficient number, since it is larger than the sum of its proper divisors (1663737599859).

4420443310221 is a wasteful number, since it uses less digits than its factorization.

4420443310221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014896.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4420443310221 its reverse (1220133440244), we get a palindrome (5640576750465).

The spelling of 4420443310221 in words is "four trillion, four hundred twenty billion, four hundred forty-three million, three hundred ten thousand, two hundred twenty-one".