33213103 has 8 divisors (see below), whose sum is σ = 41408640. Its totient is φ = 25880280.

The previous prime is 33213079. The next prime is 33213107. The reversal of 33213103 is 30131233.

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-33213103 is a prime.

It is a super-2 number, since 2×33213103² = 2206220421777218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33213107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215593 + ... + 215746.

It is an arithmetic number, because the mean of its divisors is an integer number (5176080).

Almost surely, 2^33213103 is an apocalyptic number.

33213103 is a deficient number, since it is larger than the sum of its proper divisors (8195537).

33213103 is a wasteful number, since it uses less digits than its factorization.

33213103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431357.

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

The square root of 33213103 is about 5763.0810336139. The cubic root of 33213103 is about 321.4423916833.

Adding to 33213103 its reverse (30131233), we get a palindrome (63344336).

The spelling of 33213103 in words is "thirty-three million, two hundred thirteen thousand, one hundred three".