131131233334103 has 4 divisors (see below), whose sum is σ = 133605407548008. Its totient is φ = 128657059120200.

The previous prime is 131131233334061. The next prime is 131131233334117. The reversal of 131131233334103 is 301433332131131.

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 131131233334103 - 2⁴⁴ = 113539047289687 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131131233334103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131131233324103) 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, 1237087106873 + ... + 1237087106978.

It is an arithmetic number, because the mean of its divisors is an integer number (33401351887002).

Almost surely, 2^{131131233334103} is an apocalyptic number.

131131233334103 is a deficient number, since it is larger than the sum of its proper divisors (2474174213905).

131131233334103 is an equidigital number, since it uses as much as digits as its factorization.

131131233334103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474174213904.

The product of its (nonzero) digits is 17496, while the sum is 32.

Adding to 131131233334103 its reverse (301433332131131), we get a palindrome (432564565465234).

The spelling of 131131233334103 in words is "one hundred thirty-one trillion, one hundred thirty-one billion, two hundred thirty-three million, three hundred thirty-four thousand, one hundred three".