131135245311 has 16 divisors (see below), whose sum is σ = 199844576000. Its totient is φ = 74927135808.

The previous prime is 131135245301. The next prime is 131135245331. The reversal of 131135245311 is 113542531131.

It is not a de Polignac number, because 131135245311 - 2¹³ = 131135237119 is a prime.

It is a super-2 number, since 2×131135245311² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131135245301) 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, 78886 + ... + 518163.

It is an arithmetic number, because the mean of its divisors is an integer number (12490286000).

Almost surely, 2^131135245311 is an apocalyptic number.

131135245311 is a deficient number, since it is larger than the sum of its proper divisors (68709330689).

131135245311 is a wasteful number, since it uses less digits than its factorization.

131135245311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607518.

The product of its digits is 5400, while the sum is 30.

Adding to 131135245311 its reverse (113542531131), we get a palindrome (244677776442).

The spelling of 131135245311 in words is "one hundred thirty-one billion, one hundred thirty-five million, two hundred forty-five thousand, three hundred eleven".