20033021033 has 8 divisors (see below), whose sum is σ = 20136692160. Its totient is φ = 19929616560.

The previous prime is 20033021009. The next prime is 20033021039. The reversal of 20033021033 is 33012033002.

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

It is a cyclic number.

It is not a de Polignac number, because 20033021033 - 2¹⁶ = 20032955497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20033021039) 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, 84866 + ... + 217412.

It is an arithmetic number, because the mean of its divisors is an integer number (2517086520).

Almost surely, 2^20033021033 is an apocalyptic number.

It is an amenable number.

20033021033 is a deficient number, since it is larger than the sum of its proper divisors (103671127).

20033021033 is a wasteful number, since it uses less digits than its factorization.

20033021033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133327.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 20033021033 its reverse (33012033002), we get a palindrome (53045054035).

The spelling of 20033021033 in words is "twenty billion, thirty-three million, twenty-one thousand, thirty-three".