220009963 has 2 divisors, whose sum is σ = 220009964. Its totient is φ = 220009962.

The previous prime is 220009939. The next prime is 220010033. The reversal of 220009963 is 369900022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220009963 - 2⁵ = 220009931 is a prime.

It is a super-2 number, since 2×220009963² = 96808767638522738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220009763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110004981 + 110004982.

It is an arithmetic number, because the mean of its divisors is an integer number (110004982).

Almost surely, 2^220009963 is an apocalyptic number.

220009963 is a deficient number, since it is larger than the sum of its proper divisors (1).

220009963 is an equidigital number, since it uses as much as digits as its factorization.

220009963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 220009963 is about 14832.7328230505. The cubic root of 220009963 is about 603.6901863824.

Adding to 220009963 its reverse (369900022), we get a palindrome (589909985).

The spelling of 220009963 in words is "two hundred twenty million, nine thousand, nine hundred sixty-three".