133311230033 has 4 divisors (see below), whose sum is σ = 133311978660. Its totient is φ = 133310481408.

The previous prime is 133311230027. The next prime is 133311230057. The reversal of 133311230033 is 330032113331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 330032113331 = 2801 ⋅117826531.

It can be written as a sum of positive squares in 2 ways, for example, as 6940222864 + 126371007169 = 83308^2 + 355487^2 .

It is a cyclic number.

It is not a de Polignac number, because 133311230033 - 2²⁶ = 133244121169 is a prime.

It is a super-2 number, since 2×133311230033² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133311229990 and 133311230008.

It is not an unprimeable number, because it can be changed into a prime (133311230093) 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, 63473 + ... + 520241.

It is an arithmetic number, because the mean of its divisors is an integer number (33327994665).

Almost surely, 2^133311230033 is an apocalyptic number.

It is an amenable number.

133311230033 is a deficient number, since it is larger than the sum of its proper divisors (748627).

133311230033 is an equidigital number, since it uses as much as digits as its factorization.

133311230033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748626.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 133311230033 its reverse (330032113331), we get a palindrome (463343343364).

The spelling of 133311230033 in words is "one hundred thirty-three billion, three hundred eleven million, two hundred thirty thousand, thirty-three".