331002002234243 has 4 divisors (see below), whose sum is σ = 350472708248040. Its totient is φ = 311531296220448.

The previous prime is 331002002234219. The next prime is 331002002234279. The reversal of 331002002234243 is 342432200200133.

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 331002002234243 - 2¹⁰ = 331002002233219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331002002234443) 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, 9735353006873 + ... + 9735353006906.

It is an arithmetic number, because the mean of its divisors is an integer number (87618177062010).

Almost surely, 2^{331002002234243} is an apocalyptic number.

331002002234243 is a deficient number, since it is larger than the sum of its proper divisors (19470706013797).

331002002234243 is a wasteful number, since it uses less digits than its factorization.

331002002234243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19470706013796.

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

Adding to 331002002234243 its reverse (342432200200133), we get a palindrome (673434202434376).

The spelling of 331002002234243 in words is "three hundred thirty-one trillion, two billion, two million, two hundred thirty-four thousand, two hundred forty-three".