113481105018 has 32 divisors (see below), whose sum is σ = 227717568000. Its totient is φ = 37701328896.

The previous prime is 113481105013. The next prime is 113481105019. The reversal of 113481105018 is 810501184311.

113481105018 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×113481105018² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113481105018.

It is not an unprimeable number, because it can be changed into a prime (113481105013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2480055 + ... + 2525397.

It is an arithmetic number, because the mean of its divisors is an integer number (7116174000).

Almost surely, 2^113481105018 is an apocalyptic number.

113481105018 is an abundant number, since it is smaller than the sum of its proper divisors (114236462982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113481105018 is a wasteful number, since it uses less digits than its factorization.

113481105018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46726.

The product of its (nonzero) digits is 3840, while the sum is 33.

Adding to 113481105018 its reverse (810501184311), we get a palindrome (923982289329).

The spelling of 113481105018 in words is "one hundred thirteen billion, four hundred eighty-one million, one hundred five thousand, eighteen".