220430099 has 2 divisors, whose sum is σ = 220430100. Its totient is φ = 220430098.

The previous prime is 220430051. The next prime is 220430159. The reversal of 220430099 is 990034022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220430099 - 2⁸ = 220429843 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (220430299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110215049 + 110215050.

It is an arithmetic number, because the mean of its divisors is an integer number (110215050).

Almost surely, 2^220430099 is an apocalyptic number.

220430099 is a deficient number, since it is larger than the sum of its proper divisors (1).

220430099 is an equidigital number, since it uses as much as digits as its factorization.

220430099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 220430099 is about 14846.8885292508. Note that the first 3 decimals coincide. The cubic root of 220430099 is about 604.0742155125.

The spelling of 220430099 in words is "two hundred twenty million, four hundred thirty thousand, ninety-nine".