131313341113 has 4 divisors (see below), whose sum is σ = 131314296960. Its totient is φ = 131312385268.

The previous prime is 131313341087. The next prime is 131313341129. The reversal of 131313341113 is 311143313131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 131313341113 - 2¹³ = 131313332921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131313341153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228445 + ... + 561082.

It is an arithmetic number, because the mean of its divisors is an integer number (32828574240).

Almost surely, 2^131313341113 is an apocalyptic number.

It is an amenable number.

131313341113 is a deficient number, since it is larger than the sum of its proper divisors (955847).

131313341113 is an equidigital number, since it uses as much as digits as its factorization.

131313341113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955846.

The product of its digits is 972, while the sum is 25.

Adding to 131313341113 its reverse (311143313131), we get a palindrome (442456654244).

The spelling of 131313341113 in words is "one hundred thirty-one billion, three hundred thirteen million, three hundred forty-one thousand, one hundred thirteen".