13201064050081 has 2 divisors, whose sum is σ = 13201064050082. Its totient is φ = 13201064050080.

The previous prime is 13201064050033. The next prime is 13201064050127. The reversal of 13201064050081 is 18005046010231.

13201064050081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13175266550625 + 25797499456 = 3629775^2 + 160616^2 .

It is a cyclic number.

It is not a de Polignac number, because 13201064050081 - 2²⁵ = 13201030495649 is a prime.

It is a super-2 number, since 2×13201064050081² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13201064050001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600532025040 + 6600532025041.

It is an arithmetic number, because the mean of its divisors is an integer number (6600532025041).

Almost surely, 2^{13201064050081} is an apocalyptic number.

It is an amenable number.

13201064050081 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201064050081 is an equidigital number, since it uses as much as digits as its factorization.

13201064050081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 13201064050081 in words is "thirteen trillion, two hundred one billion, sixty-four million, fifty thousand, eighty-one".