113534531443011 has 48 divisors (see below), whose sum is σ = 176449422746880. Its totient is φ = 64746081368640.

The previous prime is 113534531442989. The next prime is 113534531443031. The reversal of 113534531443011 is 110344135435311.

It is a happy number.

It is not a de Polignac number, because 113534531443011 - 2⁶ = 113534531442947 is a prime.

It is a super-2 number, since 2×113534531443011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113534531443031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2698620106 + ... + 2698662176.

It is an arithmetic number, because the mean of its divisors is an integer number (3676029640560).

Almost surely, 2^{113534531443011} is an apocalyptic number.

113534531443011 is a deficient number, since it is larger than the sum of its proper divisors (62914891303869).

113534531443011 is a wasteful number, since it uses less digits than its factorization.

113534531443011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78664 (or 78657 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

Adding to 113534531443011 its reverse (110344135435311), we get a palindrome (223878666878322).

The spelling of 113534531443011 in words is "one hundred thirteen trillion, five hundred thirty-four billion, five hundred thirty-one million, four hundred forty-three thousand, eleven".