131423143343111 has 16 divisors (see below), whose sum is σ = 132638105772000. Its totient is φ = 130211935526400.

The previous prime is 131423143343039. The next prime is 131423143343113. The reversal of 131423143343111 is 111343341324131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 131423143343111 - 2¹⁰ = 131423143342087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131423143343113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771861515 + ... + 772031763.

It is an arithmetic number, because the mean of its divisors is an integer number (8289881610750).

Almost surely, 2^{131423143343111} is an apocalyptic number.

131423143343111 is a deficient number, since it is larger than the sum of its proper divisors (1214962428889).

131423143343111 is a wasteful number, since it uses less digits than its factorization.

131423143343111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181234.

The product of its digits is 31104, while the sum is 35.

Adding to 131423143343111 its reverse (111343341324131), we get a palindrome (242766484667242).

The spelling of 131423143343111 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, one hundred forty-three million, three hundred forty-three thousand, one hundred eleven".