321023404010423 has 16 divisors (see below), whose sum is σ = 343998972057600. Its totient is φ = 298908828778560.

The previous prime is 321023404010371. The next prime is 321023404010443. The reversal of 321023404010423 is 324010404320123.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321023404010423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321023404010443) 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, 1244080238 + ... + 1244338251.

It is an arithmetic number, because the mean of its divisors is an integer number (21499935753600).

Almost surely, 2^{321023404010423} is an apocalyptic number.

321023404010423 is a deficient number, since it is larger than the sum of its proper divisors (22975568047177).

321023404010423 is a wasteful number, since it uses less digits than its factorization.

321023404010423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488418662.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 321023404010423 its reverse (324010404320123), we get a palindrome (645033808330546).

The spelling of 321023404010423 in words is "three hundred twenty-one trillion, twenty-three billion, four hundred four million, ten thousand, four hundred twenty-three".