33120321133 has 8 divisors (see below), whose sum is σ = 33448334400. Its totient is φ = 32793896928.

The previous prime is 33120321127. The next prime is 33120321209. The reversal of 33120321133 is 33112302133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33120321133 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 (33120321733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355353 + ... + 438766.

It is an arithmetic number, because the mean of its divisors is an integer number (4181041800).

Almost surely, 2^33120321133 is an apocalyptic number.

It is an amenable number.

33120321133 is a deficient number, since it is larger than the sum of its proper divisors (328013267).

33120321133 is a wasteful number, since it uses less digits than its factorization.

33120321133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794531.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 33120321133 its reverse (33112302133), we get a palindrome (66232623266).

The spelling of 33120321133 in words is "thirty-three billion, one hundred twenty million, three hundred twenty-one thousand, one hundred thirty-three".