321800200111201 has 8 divisors (see below), whose sum is σ = 389405284168320. Its totient is φ = 259603522778688.

The previous prime is 321800200111193. The next prime is 321800200111217. The reversal of 321800200111201 is 102111002008123.

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

It is a cyclic number.

It is not a de Polignac number, because 321800200111201 - 2³ = 321800200111193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321800200111231) 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 7 ways as a sum of consecutive naturals, for example, 1352101681021 + ... + 1352101681258.

It is an arithmetic number, because the mean of its divisors is an integer number (48675660521040).

Almost surely, 2^{321800200111201} is an apocalyptic number.

It is an amenable number.

321800200111201 is a deficient number, since it is larger than the sum of its proper divisors (67605084057119).

321800200111201 is a wasteful number, since it uses less digits than its factorization.

321800200111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704203362303.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 321800200111201 its reverse (102111002008123), we get a palindrome (423911202119324).

The spelling of 321800200111201 in words is "three hundred twenty-one trillion, eight hundred billion, two hundred million, one hundred eleven thousand, two hundred one".