131011113101423 has 4 divisors (see below), whose sum is σ = 131012227079160. Its totient is φ = 131009999123688.

The previous prime is 131011113101399. The next prime is 131011113101501. The reversal of 131011113101423 is 324101311110131.

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 131011113101423 - 2²⁶ = 131011045992559 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 (131011113101023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556812440 + ... + 557047677.

It is an arithmetic number, because the mean of its divisors is an integer number (32753056769790).

Almost surely, 2^{131011113101423} is an apocalyptic number.

131011113101423 is a deficient number, since it is larger than the sum of its proper divisors (1113977737).

131011113101423 is a wasteful number, since it uses less digits than its factorization.

131011113101423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113977736.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 131011113101423 its reverse (324101311110131), we get a palindrome (455112424211554).

The spelling of 131011113101423 in words is "one hundred thirty-one trillion, eleven billion, one hundred thirteen million, one hundred one thousand, four hundred twenty-three".