442423201323241 has 4 divisors (see below), whose sum is σ = 442887443927892. Its totient is φ = 441958958718592.

The previous prime is 442423201323223. The next prime is 442423201323307. The reversal of 442423201323241 is 142323102324244.

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

It can be written as a sum of positive squares in 2 ways, for example, as 226526580640000 + 215896620683241 = 15050800^2 + 14693421^2 .

It is a cyclic number.

It is not a de Polignac number, because 442423201323241 - 2²⁵ = 442423167768809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 442423201323241.

It is not an unprimeable number, because it can be changed into a prime (442423201324241) 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 in 3 ways as a sum of consecutive naturals, for example, 232121300896 + ... + 232121302801.

It is an arithmetic number, because the mean of its divisors is an integer number (110721860981973).

Almost surely, 2^{442423201323241} is an apocalyptic number.

It is an amenable number.

442423201323241 is a deficient number, since it is larger than the sum of its proper divisors (464242604651).

442423201323241 is an equidigital number, since it uses as much as digits as its factorization.

442423201323241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464242604650.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 442423201323241 its reverse (142323102324244), we get a palindrome (584746303647485).

The spelling of 442423201323241 in words is "four hundred forty-two trillion, four hundred twenty-three billion, two hundred one million, three hundred twenty-three thousand, two hundred forty-one".