2021033133 has 32 divisors (see below), whose sum is σ = 3427155200. Its totient is φ = 1153087488.

The previous prime is 2021033111. The next prime is 2021033243. The reversal of 2021033133 is 3313301202.

It is not a de Polignac number, because 2021033133 - 2⁹ = 2021032621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021033033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119253 + ... + 135141.

It is an arithmetic number, because the mean of its divisors is an integer number (107098600).

Almost surely, 2^2021033133 is an apocalyptic number.

It is an amenable number.

2021033133 is a deficient number, since it is larger than the sum of its proper divisors (1406122067).

2021033133 is a wasteful number, since it uses less digits than its factorization.

2021033133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16578 (or 16572 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2021033133 is about 44955.9020930511. The cubic root of 2021033133 is about 1264.3223381191.

Adding to 2021033133 its reverse (3313301202), we get a palindrome (5334334335).

The spelling of 2021033133 in words is "two billion, twenty-one million, thirty-three thousand, one hundred thirty-three".