321434430321201 has 16 divisors (see below), whose sum is σ = 457102118182464. Its totient is φ = 200212199903744.

The previous prime is 321434430321181. The next prime is 321434430321209. The reversal of 321434430321201 is 102123034434123.

It is not a de Polignac number, because 321434430321201 - 2²⁶ = 321434363212337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321434430321209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23002313775 + ... + 23002327748.

It is an arithmetic number, because the mean of its divisors is an integer number (28568882386404).

Almost surely, 2^{321434430321201} is an apocalyptic number.

It is an amenable number.

321434430321201 is a deficient number, since it is larger than the sum of its proper divisors (135667687861263).

321434430321201 is a wasteful number, since it uses less digits than its factorization.

321434430321201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46004641680.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 321434430321201 its reverse (102123034434123), we get a palindrome (423557464755324).

The spelling of 321434430321201 in words is "three hundred twenty-one trillion, four hundred thirty-four billion, four hundred thirty million, three hundred twenty-one thousand, two hundred one".