131342111013 has 4 divisors (see below), whose sum is σ = 175122814688. Its totient is φ = 87561407340.

The previous prime is 131342111011. The next prime is 131342111029. The reversal of 131342111013 is 310111243131.

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.

It is not a de Polignac number, because 131342111013 - 2¹ = 131342111011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131342111011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21890351833 + ... + 21890351838.

It is an arithmetic number, because the mean of its divisors is an integer number (43780703672).

Almost surely, 2^131342111013 is an apocalyptic number.

It is an amenable number.

131342111013 is a deficient number, since it is larger than the sum of its proper divisors (43780703675).

131342111013 is an equidigital number, since it uses as much as digits as its factorization.

131342111013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43780703674.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 131342111013 its reverse (310111243131), we get a palindrome (441453354144).

The spelling of 131342111013 in words is "one hundred thirty-one billion, three hundred forty-two million, one hundred eleven thousand, thirteen".