10220863 has 2 divisors, whose sum is σ = 10220864. Its totient is φ = 10220862.

The previous prime is 10220827. The next prime is 10220911. The reversal of 10220863 is 36802201.

It is a weak prime.

It is an emirp because it is prime and its reverse (36802201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10220863 - 2⁹ = 10220351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110431 + 5110432.

It is an arithmetic number, because the mean of its divisors is an integer number (5110432).

Almost surely, 2^10220863 is an apocalyptic number.

10220863 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220863 is an equidigital number, since it uses as much as digits as its factorization.

10220863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 10220863 is about 3197.0084454064. The cubic root of 10220863 is about 217.0180494235.

The spelling of 10220863 in words is "ten million, two hundred twenty thousand, eight hundred sixty-three".