321243000342123 has 16 divisors (see below), whose sum is σ = 431786412288000. Its totient is φ = 212432254638240.

The previous prime is 321243000342083. The next prime is 321243000342127.

It is a happy number.

321243000342123 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-321243000342123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321243000342127) 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 15 ways as a sum of consecutive naturals, for example, 181659648 + ... + 183419501.

It is an arithmetic number, because the mean of its divisors is an integer number (26986650768000).

Almost surely, 2^{321243000342123} is an apocalyptic number.

321243000342123 is a deficient number, since it is larger than the sum of its proper divisors (110543411945877).

321243000342123 is a wasteful number, since it uses less digits than its factorization.

321243000342123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365081522.

The product of its (nonzero) digits is 20736, while the sum is 30.

It can be divided in two parts, 321243000 and 342123, that added together give a palindrome (321585123).

The spelling of 321243000342123 in words is "three hundred twenty-one trillion, two hundred forty-three billion, three hundred forty-two thousand, one hundred twenty-three".