33042221203 has 4 divisors (see below), whose sum is σ = 33066288288. Its totient is φ = 33018154120.

The previous prime is 33042221183. The next prime is 33042221213. The reversal of 33042221203 is 30212224033.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33042221203 - 2²⁵ = 33008666771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33042221213) 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 3 ways as a sum of consecutive naturals, for example, 12031483 + ... + 12034228.

It is an arithmetic number, because the mean of its divisors is an integer number (8266572072).

Almost surely, 2^33042221203 is an apocalyptic number.

33042221203 is a deficient number, since it is larger than the sum of its proper divisors (24067085).

33042221203 is a wasteful number, since it uses less digits than its factorization.

33042221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24067084.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 33042221203 its reverse (30212224033), we get a palindrome (63254445236).

The spelling of 33042221203 in words is "thirty-three billion, forty-two million, two hundred twenty-one thousand, two hundred three".