33133330033 has 4 divisors (see below), whose sum is σ = 33189204708. Its totient is φ = 33077455360.

The previous prime is 33133330031. The next prime is 33133330051. The reversal of 33133330033 is 33003333133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33003333133 = 251 ⋅131487383.

It can be written as a sum of positive squares in 2 ways, for example, as 22115258944 + 11018071089 = 148712^2 + 104967^2 .

It is a cyclic number.

It is not a de Polignac number, because 33133330033 - 2¹ = 33133330031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33133330031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27936448 + ... + 27937633.

It is an arithmetic number, because the mean of its divisors is an integer number (8297301177).

Almost surely, 2^33133330033 is an apocalyptic number.

It is an amenable number.

33133330033 is a deficient number, since it is larger than the sum of its proper divisors (55874675).

33133330033 is an equidigital number, since it uses as much as digits as its factorization.

33133330033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55874674.

The product of its (nonzero) digits is 6561, while the sum is 25.

Adding to 33133330033 its reverse (33003333133), we get a palindrome (66136663166).

The spelling of 33133330033 in words is "thirty-three billion, one hundred thirty-three million, three hundred thirty thousand, thirty-three".