135320803201 has 2 divisors, whose sum is σ = 135320803202. Its totient is φ = 135320803200.

The previous prime is 135320803187. The next prime is 135320803217. The reversal of 135320803201 is 102308023531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69405375601 + 65915427600 = 263449^2 + 256740^2 .

It is a cyclic number.

It is not a de Polignac number, because 135320803201 - 2¹³ = 135320795009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135320803201.

It is not a weakly prime, because it can be changed into another prime (135320803601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67660401600 + 67660401601.

It is an arithmetic number, because the mean of its divisors is an integer number (67660401601).

Almost surely, 2^135320803201 is an apocalyptic number.

It is an amenable number.

135320803201 is a deficient number, since it is larger than the sum of its proper divisors (1).

135320803201 is an equidigital number, since it uses as much as digits as its factorization.

135320803201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 135320803201 its reverse (102308023531), we get a palindrome (237628826732).

The spelling of 135320803201 in words is "one hundred thirty-five billion, three hundred twenty million, eight hundred three thousand, two hundred one".