321121202013201 has 8 divisors (see below), whose sum is σ = 428281502335264. Its totient is φ = 214020851516640.

The previous prime is 321121202013193. The next prime is 321121202013229. The reversal of 321121202013201 is 102310202121123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321121202013201 - 2³ = 321121202013193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321121202013251) 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 7 ways as a sum of consecutive naturals, for example, 14987443876 + ... + 14987465301.

It is an arithmetic number, because the mean of its divisors is an integer number (53535187791908).

Almost surely, 2^{321121202013201} is an apocalyptic number.

It is an amenable number.

321121202013201 is a deficient number, since it is larger than the sum of its proper divisors (107160300322063).

321121202013201 is a wasteful number, since it uses less digits than its factorization.

321121202013201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29974912751.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 321121202013201 its reverse (102310202121123), we get a palindrome (423431404134324).

The spelling of 321121202013201 in words is "three hundred twenty-one trillion, one hundred twenty-one billion, two hundred two million, thirteen thousand, two hundred one".