321043231122201 has 40 divisors (see below), whose sum is σ = 548104020630144. Its totient is φ = 183450245428800.

The previous prime is 321043231122169. The next prime is 321043231122221. The reversal of 321043231122201 is 102221132340123.

321043231122201 is a `hidden beast` number, since 3 + 2 + 1 + 0 + 4 + 323 + 112 + 220 + 1 = 666.

It is not a de Polignac number, because 321043231122201 - 2⁵ = 321043231122169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (321043231122221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 29915676 + ... + 39205026.

Almost surely, 2^{321043231122201} is an apocalyptic number.

It is an amenable number.

321043231122201 is a deficient number, since it is larger than the sum of its proper divisors (227060789507943).

321043231122201 is an equidigital number, since it uses as much as digits as its factorization.

321043231122201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350323 (or 9350314 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 321043231122201 its reverse (102221132340123), we get a palindrome (423264363462324).

The spelling of 321043231122201 in words is "three hundred twenty-one trillion, forty-three billion, two hundred thirty-one million, one hundred twenty-two thousand, two hundred one".