131323321332303 has 4 divisors (see below), whose sum is σ = 175097761776408. Its totient is φ = 87548880888200.

The previous prime is 131323321332271. The next prime is 131323321332323. The reversal of 131323321332303 is 303233123323131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131323321332303 - 2⁵ = 131323321332271 is a prime.

It is a super-3 number, since 3×131323321332303³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131323321332323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21887220222048 + ... + 21887220222053.

It is an arithmetic number, because the mean of its divisors is an integer number (43774440444102).

Almost surely, 2^{131323321332303} is an apocalyptic number.

131323321332303 is a deficient number, since it is larger than the sum of its proper divisors (43774440444105).

131323321332303 is an equidigital number, since it uses as much as digits as its factorization.

131323321332303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43774440444104.

The product of its (nonzero) digits is 52488, while the sum is 33.

Adding to 131323321332303 its reverse (303233123323131), we get a palindrome (434556444655434).

The spelling of 131323321332303 in words is "one hundred thirty-one trillion, three hundred twenty-three billion, three hundred twenty-one million, three hundred thirty-two thousand, three hundred three".