10020021233 has 2 divisors, whose sum is σ = 10020021234. Its totient is φ = 10020021232.

The previous prime is 10020021211. The next prime is 10020021257. The reversal of 10020021233 is 33212002001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9921753664 + 98267569 = 99608^2 + 9913^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020021233 - 2⁸ = 10020020977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10020029233) 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, 5010010616 + 5010010617.

It is an arithmetic number, because the mean of its divisors is an integer number (5010010617).

Almost surely, 2^10020021233 is an apocalyptic number.

It is an amenable number.

10020021233 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020021233 is an equidigital number, since it uses as much as digits as its factorization.

10020021233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10020021233 its reverse (33212002001), we get a palindrome (43232023234).

The spelling of 10020021233 in words is "ten billion, twenty million, twenty-one thousand, two hundred thirty-three".