342321242123243 has 16 divisors (see below), whose sum is σ = 356868755147520. Its totient is φ = 327992899584000.

The previous prime is 342321242123209. The next prime is 342321242123261.

342321242123243 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 342321242123243 - 2⁸ = 342321242122987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342321242123197 and 342321242123206.

It is not an unprimeable number, because it can be changed into a prime (342321242123843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183830771 + ... + 185683587.

It is an arithmetic number, because the mean of its divisors is an integer number (22304297196720).

Almost surely, 2^{342321242123243} is an apocalyptic number.

342321242123243 is a deficient number, since it is larger than the sum of its proper divisors (14547513024277).

342321242123243 is a wasteful number, since it uses less digits than its factorization.

342321242123243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911958.

The product of its digits is 331776, while the sum is 38.

The spelling of 342321242123243 in words is "three hundred forty-two trillion, three hundred twenty-one billion, two hundred forty-two million, one hundred twenty-three thousand, two hundred forty-three".