342231320243 has 4 divisors (see below), whose sum is σ = 344143227240. Its totient is φ = 340319413248.

The previous prime is 342231320219. The next prime is 342231320317. The reversal of 342231320243 is 342023132243.

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 342231320243 - 2⁸ = 342231319987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342231320843) 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, 955953230 + ... + 955953587.

It is an arithmetic number, because the mean of its divisors is an integer number (86035806810).

Almost surely, 2^342231320243 is an apocalyptic number.

342231320243 is a deficient number, since it is larger than the sum of its proper divisors (1911906997).

342231320243 is a wasteful number, since it uses less digits than its factorization.

342231320243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911906996.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 342231320243 its reverse (342023132243), we get a palindrome (684254452486).

The spelling of 342231320243 in words is "three hundred forty-two billion, two hundred thirty-one million, three hundred twenty thousand, two hundred forty-three".