321323313001 has 4 divisors (see below), whose sum is σ = 340224684372. Its totient is φ = 302421941632.

The previous prime is 321323312983. The next prime is 321323313083. The reversal of 321323313001 is 100313323123.

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

It can be written as a sum of positive squares in 2 ways, for example, as 278837858601 + 42485454400 = 528051^2 + 206120^2 .

It is a cyclic number.

It is not a de Polignac number, because 321323313001 - 2⁵ = 321323312969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321323313401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9450685660 + ... + 9450685693.

It is an arithmetic number, because the mean of its divisors is an integer number (85056171093).

Almost surely, 2^321323313001 is an apocalyptic number.

It is an amenable number.

321323313001 is a deficient number, since it is larger than the sum of its proper divisors (18901371371).

321323313001 is a wasteful number, since it uses less digits than its factorization.

321323313001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18901371370.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 321323313001 its reverse (100313323123), we get a palindrome (421636636124).

The spelling of 321323313001 in words is "three hundred twenty-one billion, three hundred twenty-three million, three hundred thirteen thousand, one".