2021064233 has 2 divisors, whose sum is σ = 2021064234. Its totient is φ = 2021064232.

The previous prime is 2021064169. The next prime is 2021064239. The reversal of 2021064233 is 3324601202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1814078464 + 206985769 = 42592^2 + 14387^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021064233 - 2⁶ = 2021064169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2021064199 and 2021064208.

It is not a weakly prime, because it can be changed into another prime (2021064239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010532116 + 1010532117.

It is an arithmetic number, because the mean of its divisors is an integer number (1010532117).

Almost surely, 2^2021064233 is an apocalyptic number.

It is an amenable number.

2021064233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021064233 is an equidigital number, since it uses as much as digits as its factorization.

2021064233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2021064233 is about 44956.2479862366. The cubic root of 2021064233 is about 1264.3288232879.

Adding to 2021064233 its reverse (3324601202), we get a palindrome (5345665435).

The spelling of 2021064233 in words is "two billion, twenty-one million, sixty-four thousand, two hundred thirty-three".