115212201133 has 2 divisors, whose sum is σ = 115212201134. Its totient is φ = 115212201132.

The previous prime is 115212201037. The next prime is 115212201173. The reversal of 115212201133 is 331102212511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111493884649 + 3718316484 = 333907^2 + 60978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115212201133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115212201173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57606100566 + 57606100567.

It is an arithmetic number, because the mean of its divisors is an integer number (57606100567).

Almost surely, 2^115212201133 is an apocalyptic number.

It is an amenable number.

115212201133 is a deficient number, since it is larger than the sum of its proper divisors (1).

115212201133 is an equidigital number, since it uses as much as digits as its factorization.

115212201133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 115212201133 its reverse (331102212511), we get a palindrome (446314413644).

The spelling of 115212201133 in words is "one hundred fifteen billion, two hundred twelve million, two hundred one thousand, one hundred thirty-three".