342442205243 has 2 divisors, whose sum is σ = 342442205244. Its totient is φ = 342442205242.

The previous prime is 342442205233. The next prime is 342442205279. The reversal of 342442205243 is 342502244243.

It is a weak prime.

It is an emirp because it is prime and its reverse (342502244243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342442205243 - 2³² = 338147237947 is a prime.

It is not a weakly prime, because it can be changed into another prime (342442205233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171221102621 + 171221102622.

It is an arithmetic number, because the mean of its divisors is an integer number (171221102622).

Almost surely, 2^342442205243 is an apocalyptic number.

342442205243 is a deficient number, since it is larger than the sum of its proper divisors (1).

342442205243 is an equidigital number, since it uses as much as digits as its factorization.

342442205243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 342442205243 its reverse (342502244243), we get a palindrome (684944449486).

The spelling of 342442205243 in words is "three hundred forty-two billion, four hundred forty-two million, two hundred five thousand, two hundred forty-three".