131323110003 has 48 divisors (see below), whose sum is σ = 202115493216. Its totient is φ = 85157775360.

The previous prime is 131323109999. The next prime is 131323110043. The reversal of 131323110003 is 300011323131.

It is a happy number.

It is not a de Polignac number, because 131323110003 - 2² = 131323109999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131323110043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3337975 + ... + 3377087.

It is an arithmetic number, because the mean of its divisors is an integer number (4210739442).

Almost surely, 2^131323110003 is an apocalyptic number.

131323110003 is a deficient number, since it is larger than the sum of its proper divisors (70792383213).

131323110003 is an equidigital number, since it uses as much as digits as its factorization.

131323110003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39506 (or 39494 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 131323110003 its reverse (300011323131), we get a palindrome (431334433134).

The spelling of 131323110003 in words is "one hundred thirty-one billion, three hundred twenty-three million, one hundred ten thousand, three".