440330020331 has 2 divisors, whose sum is σ = 440330020332. Its totient is φ = 440330020330.

The previous prime is 440330020321. The next prime is 440330020337. The reversal of 440330020331 is 133020033044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440330020331 - 2⁶ = 440330020267 is a prime.

It is a super-2 number, since 2×440330020331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440330020297 and 440330020306.

It is not a weakly prime, because it can be changed into another prime (440330020337) 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, 220165010165 + 220165010166.

It is an arithmetic number, because the mean of its divisors is an integer number (220165010166).

Almost surely, 2^440330020331 is an apocalyptic number.

440330020331 is a deficient number, since it is larger than the sum of its proper divisors (1).

440330020331 is an equidigital number, since it uses as much as digits as its factorization.

440330020331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 440330020331 its reverse (133020033044), we get a palindrome (573350053375).

The spelling of 440330020331 in words is "four hundred forty billion, three hundred thirty million, twenty thousand, three hundred thirty-one".