442224204320323 has 4 divisors (see below), whose sum is σ = 442305540394240. Its totient is φ = 442142868246408.

The previous prime is 442224204320263. The next prime is 442224204320341. The reversal of 442224204320323 is 323023402422244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 442224204320323 - 2⁹ = 442224204319811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442224204321323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40668028803 + ... + 40668039676.

It is an arithmetic number, because the mean of its divisors is an integer number (110576385098560).

Almost surely, 2^{442224204320323} is an apocalyptic number.

442224204320323 is a deficient number, since it is larger than the sum of its proper divisors (81336073917).

442224204320323 is an equidigital number, since it uses as much as digits as its factorization.

442224204320323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81336073916.

The product of its (nonzero) digits is 442368, while the sum is 37.

Adding to 442224204320323 its reverse (323023402422244), we get a palindrome (765247606742567).

The spelling of 442224204320323 in words is "four hundred forty-two trillion, two hundred twenty-four billion, two hundred four million, three hundred twenty thousand, three hundred twenty-three".