442244304031 has 2 divisors, whose sum is σ = 442244304032. Its totient is φ = 442244304030.

The previous prime is 442244304017. The next prime is 442244304067. The reversal of 442244304031 is 130403442244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442244304031 - 2⁹ = 442244303519 is a prime.

It is a super-2 number, since 2×442244304031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442244303984 and 442244304002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442244304001) 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, 221122152015 + 221122152016.

It is an arithmetic number, because the mean of its divisors is an integer number (221122152016).

Almost surely, 2^442244304031 is an apocalyptic number.

442244304031 is a deficient number, since it is larger than the sum of its proper divisors (1).

442244304031 is an equidigital number, since it uses as much as digits as its factorization.

442244304031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 442244304031 its reverse (130403442244), we get a palindrome (572647746275).

The spelling of 442244304031 in words is "four hundred forty-two billion, two hundred forty-four million, three hundred four thousand, thirty-one".