13412303321 has 2 divisors, whose sum is σ = 13412303322. Its totient is φ = 13412303320.

The previous prime is 13412303299. The next prime is 13412303327. The reversal of 13412303321 is 12330321431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13412187721 + 115600 = 115811^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 13412303321 - 2⁶ = 13412303257 is a prime.

It is not a weakly prime, because it can be changed into another prime (13412303327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6706151660 + 6706151661.

It is an arithmetic number, because the mean of its divisors is an integer number (6706151661).

Almost surely, 2^13412303321 is an apocalyptic number.

It is an amenable number.

13412303321 is a deficient number, since it is larger than the sum of its proper divisors (1).

13412303321 is an equidigital number, since it uses as much as digits as its factorization.

13412303321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13412303321 its reverse (12330321431), we get a palindrome (25742624752).

The spelling of 13412303321 in words is "thirteen billion, four hundred twelve million, three hundred three thousand, three hundred twenty-one".