131155013434311 has 48 divisors (see below), whose sum is σ = 193987561053312. Its totient is φ = 85357992844800.

The previous prime is 131155013434273. The next prime is 131155013434339. The reversal of 131155013434311 is 113434310551131.

131155013434311 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 550 + 13 + 43 + 43 + 11 = 666.

It is not a de Polignac number, because 131155013434311 - 2⁷ = 131155013434183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131155013434351) 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 47 ways as a sum of consecutive naturals, for example, 97705561 + ... + 99038813.

It is an arithmetic number, because the mean of its divisors is an integer number (4041407521944).

Almost surely, 2^{131155013434311} is an apocalyptic number.

131155013434311 is a deficient number, since it is larger than the sum of its proper divisors (62832547619001).

131155013434311 is a wasteful number, since it uses less digits than its factorization.

131155013434311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334344 (or 1334341 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

Adding to 131155013434311 its reverse (113434310551131), we get a palindrome (244589323985442).

The spelling of 131155013434311 in words is "one hundred thirty-one trillion, one hundred fifty-five billion, thirteen million, four hundred thirty-four thousand, three hundred eleven".