131134311111 has 8 divisors (see below), whose sum is σ = 174888946800. Its totient is φ = 87401274752.

The previous prime is 131134311109. The next prime is 131134311163. The reversal of 131134311111 is 111113431131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131134311111 - 2¹ = 131134311109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131134311911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5385660 + ... + 5409953.

It is an arithmetic number, because the mean of its divisors is an integer number (21861118350).

Almost surely, 2^131134311111 is an apocalyptic number.

131134311111 is a deficient number, since it is larger than the sum of its proper divisors (43754635689).

131134311111 is a wasteful number, since it uses less digits than its factorization.

131134311111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10799665.

The product of its digits is 108, while the sum is 21.

Adding to 131134311111 its reverse (111113431131), we get a palindrome (242247742242).

The spelling of 131134311111 in words is "one hundred thirty-one billion, one hundred thirty-four million, three hundred eleven thousand, one hundred eleven".