243320343023342 has 32 divisors (see below), whose sum is σ = 396017353912320. Its totient is φ = 111457494637920.

The previous prime is 243320343023311. The next prime is 243320343023347.

243320343023342 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 243320343023296 and 243320343023305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243320343023347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36879134 + ... + 42973377.

It is an arithmetic number, because the mean of its divisors is an integer number (12375542309760).

Almost surely, 2^{243320343023342} is an apocalyptic number.

243320343023342 is a deficient number, since it is larger than the sum of its proper divisors (152697010888978).

243320343023342 is a wasteful number, since it uses less digits than its factorization.

243320343023342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79853408.

The product of its (nonzero) digits is 746496, while the sum is 38.

The spelling of 243320343023342 in words is "two hundred forty-three trillion, three hundred twenty billion, three hundred forty-three million, twenty-three thousand, three hundred forty-two".