113205511245303 has 48 divisors (see below), whose sum is σ = 170045657413632. Its totient is φ = 75261179484000.

The previous prime is 113205511245259. The next prime is 113205511245313. The reversal of 113205511245303 is 303542115502311.

It is a happy number.

113205511245303 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 0 + 5 + 5 + 112 + 4 + 530 + 3 = 666.

It is not a de Polignac number, because 113205511245303 - 2¹⁶ = 113205511179767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113205511245313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232368658 + ... + 232855328.

It is an arithmetic number, because the mean of its divisors is an integer number (3542617862784).

Almost surely, 2^{113205511245303} is an apocalyptic number.

113205511245303 is a deficient number, since it is larger than the sum of its proper divisors (56840146168329).

113205511245303 is an equidigital number, since it uses as much as digits as its factorization.

113205511245303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489338 (or 489326 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 113205511245303 its reverse (303542115502311), we get a palindrome (416747626747614).

The spelling of 113205511245303 in words is "one hundred thirteen trillion, two hundred five billion, five hundred eleven million, two hundred forty-five thousand, three hundred three".