131142114231111 has 8 divisors (see below), whose sum is σ = 194284613675760. Its totient is φ = 87428076154056.

The previous prime is 131142114231103. The next prime is 131142114231151. The reversal of 131142114231111 is 111132411241131.

131142114231111 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 4 + 211 + 423 + 11 + 11 = 666.

It is not a de Polignac number, because 131142114231111 - 2³ = 131142114231103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4857115341893 = 131142114231111 / (1 + 3 + 1 + 1 + 4 + 2 + 1 + 1 + 4 + 2 + 3 + 1 + 1 + 1 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131142114231151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2428557670920 + ... + 2428557670973.

It is an arithmetic number, because the mean of its divisors is an integer number (24285576709470).

Almost surely, 2^{131142114231111} is an apocalyptic number.

131142114231111 is a deficient number, since it is larger than the sum of its proper divisors (63142499444649).

131142114231111 is an equidigital number, since it uses as much as digits as its factorization.

131142114231111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4857115341902 (or 4857115341896 counting only the distinct ones).

The product of its digits is 576, while the sum is 27.

Adding to 131142114231111 its reverse (111132411241131), we get a palindrome (242274525472242).

The spelling of 131142114231111 in words is "one hundred thirty-one trillion, one hundred forty-two billion, one hundred fourteen million, two hundred thirty-one thousand, one hundred eleven".