220009043 has 2 divisors, whose sum is σ = 220009044. Its totient is φ = 220009042.

The previous prime is 220009033. The next prime is 220009057. The reversal of 220009043 is 340900022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220009043 - 2²⁴ = 203231827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (220009033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110004521 + 110004522.

It is an arithmetic number, because the mean of its divisors is an integer number (110004522).

Almost surely, 2^220009043 is an apocalyptic number.

220009043 is a deficient number, since it is larger than the sum of its proper divisors (1).

220009043 is an equidigital number, since it uses as much as digits as its factorization.

220009043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 220009043 is about 14832.7018105266. The cubic root of 220009043 is about 603.6893449118.

Adding to 220009043 its reverse (340900022), we get a palindrome (560909065).

The spelling of 220009043 in words is "two hundred twenty million, nine thousand, forty-three".