2220221099 has 2 divisors, whose sum is σ = 2220221100. Its totient is φ = 2220221098.

The previous prime is 2220221089. The next prime is 2220221123. The reversal of 2220221099 is 9901220222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220221099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2220221089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110110549 + 1110110550.

It is an arithmetic number, because the mean of its divisors is an integer number (1110110550).

Almost surely, 2^2220221099 is an apocalyptic number.

2220221099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220221099 is an equidigital number, since it uses as much as digits as its factorization.

2220221099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2220221099 is about 47119.2221816108. Note that the first 3 decimals coincide. The cubic root of 2220221099 is about 1304.5640561253.

The spelling of 2220221099 in words is "two billion, two hundred twenty million, two hundred twenty-one thousand, ninety-nine".