131011130043131 has 12 divisors (see below), whose sum is σ = 148905469353312. Its totient is φ = 114568437604464.

The previous prime is 131011130043127. The next prime is 131011130043133. The reversal of 131011130043131 is 131340031110131.

It is not a de Polignac number, because 131011130043131 - 2² = 131011130043127 is a prime.

It is a super-2 number, since 2×131011130043131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131011130043097 and 131011130043106.

It is not an unprimeable number, because it can be changed into a prime (131011130043133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13958138291 + ... + 13958147676.

It is an arithmetic number, because the mean of its divisors is an integer number (12408789112776).

Almost surely, 2^{131011130043131} is an apocalyptic number.

131011130043131 is a deficient number, since it is larger than the sum of its proper divisors (17894339310181).

131011130043131 is a wasteful number, since it uses less digits than its factorization.

131011130043131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27916286018 (or 27916285999 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 131011130043131 its reverse (131340031110131), we get a palindrome (262351161153262).

The spelling of 131011130043131 in words is "one hundred thirty-one trillion, eleven billion, one hundred thirty million, forty-three thousand, one hundred thirty-one".