220430003 has 2 divisors, whose sum is σ = 220430004. Its totient is φ = 220430002.

The previous prime is 220429969. The next prime is 220430011. The reversal of 220430003 is 300034022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220430003 - 2²⁰ = 219381427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220430003.

It is not a weakly prime, because it can be changed into another prime (220430033) 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, 110215001 + 110215002.

It is an arithmetic number, because the mean of its divisors is an integer number (110215002).

Almost surely, 2^220430003 is an apocalyptic number.

220430003 is a deficient number, since it is larger than the sum of its proper divisors (1).

220430003 is an equidigital number, since it uses as much as digits as its factorization.

220430003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 220430003 is about 14846.8852962499. The cubic root of 220430003 is about 604.0741278186.

Adding to 220430003 its reverse (300034022), we get a palindrome (520464025).

The spelling of 220430003 in words is "two hundred twenty million, four hundred thirty thousand, three".