4421344331 has 2 divisors, whose sum is σ = 4421344332. Its totient is φ = 4421344330.

The previous prime is 4421344313. The next prime is 4421344337. The reversal of 4421344331 is 1334431244.

It is a happy number.

4421344331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (4421344313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4421344331 - 2¹⁰ = 4421343307 is a prime.

It is a super-2 number, since 2×4421344331² = 39096571386531675122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4421344294 and 4421344303.

It is not a weakly prime, because it can be changed into another prime (4421344337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210672165 + 2210672166.

It is an arithmetic number, because the mean of its divisors is an integer number (2210672166).

Almost surely, 2^4421344331 is an apocalyptic number.

4421344331 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421344331 is an equidigital number, since it uses as much as digits as its factorization.

4421344331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

The square root of 4421344331 is about 66493.1901099654. The cubic root of 4421344331 is about 1641.2879446214.

Adding to 4421344331 its reverse (1334431244), we get a palindrome (5755775575).

The spelling of 4421344331 in words is "four billion, four hundred twenty-one million, three hundred forty-four thousand, three hundred thirty-one".