2033233021 has 4 divisors (see below), whose sum is σ = 2036628000. Its totient is φ = 2029838044.

The previous prime is 2033232983. The next prime is 2033233039. The reversal of 2033233021 is 1203323302.

It is a happy number.

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 not a de Polignac number, because 2033233021 - 2¹⁷ = 2033101949 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2033233021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2033233061) 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, 1696591 + ... + 1697788.

It is an arithmetic number, because the mean of its divisors is an integer number (509157000).

Almost surely, 2^2033233021 is an apocalyptic number.

It is an amenable number.

2033233021 is a deficient number, since it is larger than the sum of its proper divisors (3394979).

2033233021 is an equidigital number, since it uses as much as digits as its factorization.

2033233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3394978.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 2033233021 is about 45091.3852193520. The cubic root of 2033233021 is about 1266.8612471699.

Adding to 2033233021 its reverse (1203323302), we get a palindrome (3236556323).

The spelling of 2033233021 in words is "two billion, thirty-three million, two hundred thirty-three thousand, twenty-one".