2021332011 has 16 divisors (see below), whose sum is σ = 2855067264. Its totient is φ = 1267654784.

The previous prime is 2021331989. The next prime is 2021332013. The reversal of 2021332011 is 1102331202.

2021332011 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2021332011 - 2⁶ = 2021331947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2021332013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106876 + ... + 124358.

It is an arithmetic number, because the mean of its divisors is an integer number (178441704).

Almost surely, 2^2021332011 is an apocalyptic number.

2021332011 is a deficient number, since it is larger than the sum of its proper divisors (833735253).

2021332011 is a wasteful number, since it uses less digits than its factorization.

2021332011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19770.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2021332011 is about 44959.2260943179. The cubic root of 2021332011 is about 1264.3846592986.

Adding to 2021332011 its reverse (1102331202), we get a palindrome (3123663213).

The spelling of 2021332011 in words is "two billion, twenty-one million, three hundred thirty-two thousand, eleven".