4421331103444 has 6 divisors (see below), whose sum is σ = 7737329431034. Its totient is φ = 2210665551720.

The previous prime is 4421331103429. The next prime is 4421331103447. The reversal of 4421331103444 is 4443011331244.

It can be written as a sum of positive squares in only one way, i.e., 3673209899844 + 748121203600 = 1916562^2 + 864940^2 .

It is a super-2 number, since 2×4421331103444² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421331103447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552666387927 + ... + 552666387934.

Almost surely, 2^{4421331103444} is an apocalyptic number.

It is an amenable number.

4421331103444 is a deficient number, since it is larger than the sum of its proper divisors (3315998327590).

4421331103444 is a wasteful number, since it uses less digits than its factorization.

4421331103444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105332775865 (or 1105332775863 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 4421331103444 its reverse (4443011331244), we get a palindrome (8864342434688).

The spelling of 4421331103444 in words is "four trillion, four hundred twenty-one billion, three hundred thirty-one million, one hundred three thousand, four hundred forty-four".