131332321033 has 12 divisors (see below), whose sum is σ = 139658874300. Its totient is φ = 123476928512.

The previous prime is 131332321007. The next prime is 131332321051. The reversal of 131332321033 is 330123233131.

It can be written as a sum of positive squares in 6 ways, for example, as 18978644169 + 112353676864 = 137763^2 + 335192^2 .

It is not a de Polignac number, because 131332321033 - 2²⁵ = 131298766601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131332320989 and 131332321007.

It is not an unprimeable number, because it can be changed into a prime (131332321433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36993 + ... + 513841.

It is an arithmetic number, because the mean of its divisors is an integer number (11638239525).

Almost surely, 2^131332321033 is an apocalyptic number.

It is an amenable number.

131332321033 is a deficient number, since it is larger than the sum of its proper divisors (8326553267).

131332321033 is an equidigital number, since it uses as much as digits as its factorization.

131332321033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477836 (or 477819 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 131332321033 its reverse (330123233131), we get a palindrome (461455554164).

The spelling of 131332321033 in words is "one hundred thirty-one billion, three hundred thirty-two million, three hundred twenty-one thousand, thirty-three".