5302231021 has 2 divisors, whose sum is σ = 5302231022. Its totient is φ = 5302231020.

The previous prime is 5302231003. The next prime is 5302231049. The reversal of 5302231021 is 1201322035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5078130121 + 224100900 = 71261^2 + 14970^2 .

It is a cyclic number.

It is not a de Polignac number, because 5302231021 - 2⁷ = 5302230893 is a prime.

It is a super-2 number, since 2×5302231021² = 56227307600109404882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5302231021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5302231001) 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, 2651115510 + 2651115511.

It is an arithmetic number, because the mean of its divisors is an integer number (2651115511).

Almost surely, 2^5302231021 is an apocalyptic number.

It is an amenable number.

5302231021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5302231021 is an equidigital number, since it uses as much as digits as its factorization.

5302231021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 5302231021 is about 72816.4199957674. The cubic root of 5302231021 is about 1743.7580093995.

Adding to 5302231021 its reverse (1201322035), we get a palindrome (6503553056).

The spelling of 5302231021 in words is "five billion, three hundred two million, two hundred thirty-one thousand, twenty-one".