321541431023313 has 12 divisors (see below), whose sum is σ = 472320746136720. Its totient is φ = 210727717506456.

The previous prime is 321541431023287. The next prime is 321541431023327. The reversal of 321541431023313 is 313320134145123.

321541431023313 is a `hidden beast` number, since 3 + 2 + 1 + 5 + 4 + 1 + 4 + 310 + 2 + 331 + 3 = 666.

It is not a de Polignac number, because 321541431023313 - 2²⁵ = 321541397468881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321541431023413) 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 11 ways as a sum of consecutive naturals, for example, 302769708531 + ... + 302769709592.

It is an arithmetic number, because the mean of its divisors is an integer number (39360062178060).

Almost surely, 2^{321541431023313} is an apocalyptic number.

It is an amenable number.

321541431023313 is a deficient number, since it is larger than the sum of its proper divisors (150779315113407).

321541431023313 is a wasteful number, since it uses less digits than its factorization.

321541431023313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605539418188 (or 605539418185 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 321541431023313 its reverse (313320134145123), we get a palindrome (634861565168436).

The spelling of 321541431023313 in words is "three hundred twenty-one trillion, five hundred forty-one billion, four hundred thirty-one million, twenty-three thousand, three hundred thirteen".