2021000011133 has 2 divisors, whose sum is σ = 2021000011134. Its totient is φ = 2021000011132.

The previous prime is 2021000011091. The next prime is 2021000011229. The reversal of 2021000011133 is 3311100001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1876620530404 + 144379480729 = 1369898^2 + 379973^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021000011133 - 2²⁸ = 2020731575677 is a prime.

It is a super-2 number, since 2×2021000011133² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021000011633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010500005566 + 1010500005567.

It is an arithmetic number, because the mean of its divisors is an integer number (1010500005567).

Almost surely, 2^{2021000011133} is an apocalyptic number.

It is an amenable number.

2021000011133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021000011133 is an equidigital number, since it uses as much as digits as its factorization.

2021000011133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 2021000011133 its reverse (3311100001202), we get a palindrome (5332100012335).

The spelling of 2021000011133 in words is "two trillion, twenty-one billion, eleven thousand, one hundred thirty-three".