321062640310321 has 16 divisors (see below), whose sum is σ = 418398372895104. Its totient is φ = 239084784509184.

The previous prime is 321062640310297. The next prime is 321062640310333. The reversal of 321062640310321 is 123013046260123.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 321062640310321 - 2⁷ = 321062640310193 is a prime.

It is a super-2 number, since 2×321062640310321² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321062640310121) 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, 103769436175 + ... + 103769439268.

It is an arithmetic number, because the mean of its divisors is an integer number (26149898305944).

Almost surely, 2^{321062640310321} is an apocalyptic number.

It is an amenable number.

321062640310321 is a deficient number, since it is larger than the sum of its proper divisors (97335732584783).

321062640310321 is a wasteful number, since it uses less digits than its factorization.

321062640310321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207538875480.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 321062640310321 its reverse (123013046260123), we get a palindrome (444075686570444).

The spelling of 321062640310321 in words is "three hundred twenty-one trillion, sixty-two billion, six hundred forty million, three hundred ten thousand, three hundred twenty-one".