113233321133 has 4 divisors (see below), whose sum is σ = 115089605148. Its totient is φ = 111377037120.

The previous prime is 113233321129. The next prime is 113233321169. The reversal of 113233321133 is 331123332311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331123332311 = 28759 ⋅11513729.

It can be written as a sum of positive squares in 2 ways, for example, as 16262115529 + 96971205604 = 127523^2 + 311402^2 .

It is a cyclic number.

It is not a de Polignac number, because 113233321133 - 2² = 113233321129 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 (113233321433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928141916 + ... + 928142037.

It is an arithmetic number, because the mean of its divisors is an integer number (28772401287).

Almost surely, 2^113233321133 is an apocalyptic number.

It is an amenable number.

113233321133 is a deficient number, since it is larger than the sum of its proper divisors (1856284015).

113233321133 is an equidigital number, since it uses as much as digits as its factorization.

113233321133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856284014.

The product of its digits is 2916, while the sum is 26.

Adding to 113233321133 its reverse (331123332311), we get a palindrome (444356653444).

The spelling of 113233321133 in words is "one hundred thirteen billion, two hundred thirty-three million, three hundred twenty-one thousand, one hundred thirty-three".