33102133 has 4 divisors (see below), whose sum is σ = 33133248. Its totient is φ = 33071020.

The previous prime is 33102109. The next prime is 33102151. The reversal of 33102133 is 33120133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33102133 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 (33102103) 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, 13903 + ... + 16108.

It is an arithmetic number, because the mean of its divisors is an integer number (8283312).

Almost surely, 2^33102133 is an apocalyptic number.

It is an amenable number.

33102133 is a deficient number, since it is larger than the sum of its proper divisors (31115).

33102133 is a wasteful number, since it uses less digits than its factorization.

33102133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31114.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 33102133 is about 5753.4453156348. The cubic root of 33102133 is about 321.0839963544.

Adding to 33102133 its reverse (33120133), we get a palindrome (66222266).

The spelling of 33102133 in words is "thirty-three million, one hundred two thousand, one hundred thirty-three".