442431100023443 has 2 divisors, whose sum is σ = 442431100023444. Its totient is φ = 442431100023442.

The previous prime is 442431100023377. The next prime is 442431100023449. The reversal of 442431100023443 is 344320001134244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442431100023443 - 2¹² = 442431100019347 is a prime.

It is not a weakly prime, because it can be changed into another prime (442431100023449) 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, 221215550011721 + 221215550011722.

It is an arithmetic number, because the mean of its divisors is an integer number (221215550011722).

Almost surely, 2^{442431100023443} is an apocalyptic number.

442431100023443 is a deficient number, since it is larger than the sum of its proper divisors (1).

442431100023443 is an equidigital number, since it uses as much as digits as its factorization.

442431100023443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 442431100023443 its reverse (344320001134244), we get a palindrome (786751101157687).

The spelling of 442431100023443 in words is "four hundred forty-two trillion, four hundred thirty-one billion, one hundred million, twenty-three thousand, four hundred forty-three".