131423131030203 has 64 divisors (see below), whose sum is σ = 199048933025280. Its totient is φ = 85670194506624.

The previous prime is 131423131030151. The next prime is 131423131030207. The reversal of 131423131030203 is 302030131324131.

131423131030203 is a `hidden beast` number, since 1 + 3 + 1 + 42 + 3 + 1 + 310 + 302 + 0 + 3 = 666.

It is not a de Polignac number, because 131423131030203 - 2¹³ = 131423131022011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (131423131030207) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1979141400 + ... + 1979207802.

It is an arithmetic number, because the mean of its divisors is an integer number (3110139578520).

Almost surely, 2^{131423131030203} is an apocalyptic number.

131423131030203 is a deficient number, since it is larger than the sum of its proper divisors (67625801995077).

131423131030203 is a wasteful number, since it uses less digits than its factorization.

131423131030203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71145 (or 71139 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 131423131030203 its reverse (302030131324131), we get a palindrome (433453262354334).

The spelling of 131423131030203 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, one hundred thirty-one million, thirty thousand, two hundred three".