10221343243 has 2 divisors, whose sum is σ = 10221343244. Its totient is φ = 10221343242.

The previous prime is 10221343163. The next prime is 10221343289. The reversal of 10221343243 is 34234312201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10221343243 - 2¹⁷ = 10221212171 is a prime.

It is not a weakly prime, because it can be changed into another prime (10221323243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110671621 + 5110671622.

It is an arithmetic number, because the mean of its divisors is an integer number (5110671622).

Almost surely, 2^10221343243 is an apocalyptic number.

10221343243 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221343243 is an equidigital number, since it uses as much as digits as its factorization.

10221343243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 10221343243 its reverse (34234312201), we get a palindrome (44455655444).

The spelling of 10221343243 in words is "ten billion, two hundred twenty-one million, three hundred forty-three thousand, two hundred forty-three".