113303020133 has 4 divisors (see below), whose sum is σ = 113773157388. Its totient is φ = 112832882880.

The previous prime is 113303020121. The next prime is 113303020199. The reversal of 113303020133 is 331020303311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331020303311 = 863 ⋅383569297.

It can be written as a sum of positive squares in 2 ways, for example, as 105340491844 + 7962528289 = 324562^2 + 89233^2 .

It is a cyclic number.

It is not a de Polignac number, because 113303020133 - 2⁸ = 113303019877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113300020133) 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 3 ways as a sum of consecutive naturals, for example, 235068266 + ... + 235068747.

It is an arithmetic number, because the mean of its divisors is an integer number (28443289347).

Almost surely, 2^113303020133 is an apocalyptic number.

It is an amenable number.

113303020133 is a deficient number, since it is larger than the sum of its proper divisors (470137255).

113303020133 is an equidigital number, since it uses as much as digits as its factorization.

113303020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470137254.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 113303020133 its reverse (331020303311), we get a palindrome (444323323444).

The spelling of 113303020133 in words is "one hundred thirteen billion, three hundred three million, twenty thousand, one hundred thirty-three".