321324214201 has 2 divisors, whose sum is σ = 321324214202. Its totient is φ = 321324214200.

The previous prime is 321324214153. The next prime is 321324214213. The reversal of 321324214201 is 102412423123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183145482025 + 138178732176 = 427955^2 + 371724^2 .

It is a cyclic number.

It is not a de Polignac number, because 321324214201 - 2¹⁹ = 321323689913 is a prime.

It is not a weakly prime, because it can be changed into another prime (321324614201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160662107100 + 160662107101.

It is an arithmetic number, because the mean of its divisors is an integer number (160662107101).

Almost surely, 2^321324214201 is an apocalyptic number.

It is an amenable number.

321324214201 is a deficient number, since it is larger than the sum of its proper divisors (1).

321324214201 is an equidigital number, since it uses as much as digits as its factorization.

321324214201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 321324214201 its reverse (102412423123), we get a palindrome (423736637324).

The spelling of 321324214201 in words is "three hundred twenty-one billion, three hundred twenty-four million, two hundred fourteen thousand, two hundred one".