33303112133 has 4 divisors (see below), whose sum is σ = 34451495340. Its totient is φ = 32154728928.

The previous prime is 33303112123. The next prime is 33303112153. The reversal of 33303112133 is 33121130333.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33121130333 = 14843 ⋅2231431.

It can be written as a sum of positive squares in 2 ways, for example, as 25477586689 + 7825525444 = 159617^2 + 88462^2 .

It is a cyclic number.

It is not a de Polignac number, because 33303112133 - 2⁶ = 33303112069 is a prime.

It is a super-2 number, since 2×33303112133² (a number of 22 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 = 33303112099 and 33303112108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33303112123) 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, 574191560 + ... + 574191617.

It is an arithmetic number, because the mean of its divisors is an integer number (8612873835).

Almost surely, 2^33303112133 is an apocalyptic number.

It is an amenable number.

33303112133 is a deficient number, since it is larger than the sum of its proper divisors (1148383207).

33303112133 is a wasteful number, since it uses less digits than its factorization.

33303112133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148383206.

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

Adding to 33303112133 its reverse (33121130333), we get a palindrome (66424242466).

The spelling of 33303112133 in words is "thirty-three billion, three hundred three million, one hundred twelve thousand, one hundred thirty-three".