11513535343011 has 96 divisors (see below), whose sum is σ = 20214230400000. Its totient is φ = 6237530717184.

The previous prime is 11513535343007. The next prime is 11513535343067. The reversal of 11513535343011 is 11034353531511.

11513535343011 is a `hidden beast` number, since 1 + 1 + 51 + 3 + 535 + 34 + 30 + 11 = 666.

11513535343011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11513535343011 - 2² = 11513535343007 is a prime.

It is a super-2 number, since 2×11513535343011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11513535343511) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1057240 + ... + 4913738.

It is an arithmetic number, because the mean of its divisors is an integer number (210564900000).

Almost surely, 2^{11513535343011} is an apocalyptic number.

11513535343011 is a deficient number, since it is larger than the sum of its proper divisors (8700695056989).

11513535343011 is a wasteful number, since it uses less digits than its factorization.

11513535343011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3856633 (or 3856630 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

Adding to 11513535343011 its reverse (11034353531511), we get a palindrome (22547888874522).

The spelling of 11513535343011 in words is "eleven trillion, five hundred thirteen billion, five hundred thirty-five million, three hundred forty-three thousand, eleven".