321130223264 has 24 divisors (see below), whose sum is σ = 636773518080. Its totient is φ = 159409964736.

The previous prime is 321130223263. The next prime is 321130223327. The reversal of 321130223264 is 462322031123.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (321130223263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36093824 + ... + 36102719.

It is an arithmetic number, because the mean of its divisors is an integer number (26532229920).

Almost surely, 2^321130223264 is an apocalyptic number.

It is an amenable number.

321130223264 is a deficient number, since it is larger than the sum of its proper divisors (315643294816).

321130223264 is a wasteful number, since it uses less digits than its factorization.

321130223264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72196692 (or 72196684 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 321130223264 its reverse (462322031123), we get a palindrome (783452254387).

The spelling of 321130223264 in words is "three hundred twenty-one billion, one hundred thirty million, two hundred twenty-three thousand, two hundred sixty-four".