131232134223133 has 2 divisors, whose sum is σ = 131232134223134. Its totient is φ = 131232134223132.

The previous prime is 131232134223109. The next prime is 131232134223173. The reversal of 131232134223133 is 331322431232131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84003860591044 + 47228273632089 = 9165362^2 + 6872283^2 .

It is an emirp because it is prime and its reverse (331322431232131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131232134223133 - 2⁴⁵ = 96047762134301 is a prime.

It is a super-2 number, since 2×131232134223133² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131232134223173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65616067111566 + 65616067111567.

It is an arithmetic number, because the mean of its divisors is an integer number (65616067111567).

Almost surely, 2^{131232134223133} is an apocalyptic number.

It is an amenable number.

131232134223133 is a deficient number, since it is larger than the sum of its proper divisors (1).

131232134223133 is an equidigital number, since it uses as much as digits as its factorization.

131232134223133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 34.

Adding to 131232134223133 its reverse (331322431232131), we get a palindrome (462554565455264).

The spelling of 131232134223133 in words is "one hundred thirty-one trillion, two hundred thirty-two billion, one hundred thirty-four million, two hundred twenty-three thousand, one hundred thirty-three".