13404003221201 has 2 divisors, whose sum is σ = 13404003221202. Its totient is φ = 13404003221200.

The previous prime is 13404003221027. The next prime is 13404003221207. The reversal of 13404003221201 is 10212230040431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12232086553600 + 1171916667601 = 3497440^2 + 1082551^2 .

It is a cyclic number.

It is not a de Polignac number, because 13404003221201 - 2¹⁴ = 13404003204817 is a prime.

It is not a weakly prime, because it can be changed into another prime (13404003221207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6702001610600 + 6702001610601.

It is an arithmetic number, because the mean of its divisors is an integer number (6702001610601).

Almost surely, 2^{13404003221201} is an apocalyptic number.

It is an amenable number.

13404003221201 is a deficient number, since it is larger than the sum of its proper divisors (1).

13404003221201 is an equidigital number, since it uses as much as digits as its factorization.

13404003221201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13404003221201 its reverse (10212230040431), we get a palindrome (23616233261632).

The spelling of 13404003221201 in words is "thirteen trillion, four hundred four billion, three million, two hundred twenty-one thousand, two hundred one".