2021201033113 has 4 divisors (see below), whose sum is σ = 2075828088100. Its totient is φ = 1966573978128.

The previous prime is 2021201033099. The next prime is 2021201033119. The reversal of 2021201033113 is 3113301021202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1514211464089 + 506989569024 = 1230533^2 + 712032^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021201033113 - 2³³ = 2012611098521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021201033119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27313527438 + ... + 27313527511.

It is an arithmetic number, because the mean of its divisors is an integer number (518957022025).

Almost surely, 2^{2021201033113} is an apocalyptic number.

It is an amenable number.

2021201033113 is a deficient number, since it is larger than the sum of its proper divisors (54627054987).

2021201033113 is an equidigital number, since it uses as much as digits as its factorization.

2021201033113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54627054986.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2021201033113 its reverse (3113301021202), we get a palindrome (5134502054315).

The spelling of 2021201033113 in words is "two trillion, twenty-one billion, two hundred one million, thirty-three thousand, one hundred thirteen".