321234202432123 has 4 divisors (see below), whose sum is σ = 322848444655600. Its totient is φ = 319619960208648.

The previous prime is 321234202432103. The next prime is 321234202432159.

It is a happy number.

321234202432123 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321234202432123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321234202432103) 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, 807121111440 + ... + 807121111837.

It is an arithmetic number, because the mean of its divisors is an integer number (80712111163900).

Almost surely, 2^{321234202432123} is an apocalyptic number.

321234202432123 is a deficient number, since it is larger than the sum of its proper divisors (1614242223477).

321234202432123 is a wasteful number, since it uses less digits than its factorization.

321234202432123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614242223476.

The product of its (nonzero) digits is 82944, while the sum is 34.

It can be divided in two parts, 32123420 and 2432123, that added together give a palindrome (34555543).

The spelling of 321234202432123 in words is "three hundred twenty-one trillion, two hundred thirty-four billion, two hundred two million, four hundred thirty-two thousand, one hundred twenty-three".