2220101999 has 2 divisors, whose sum is σ = 2220102000. Its totient is φ = 2220101998.

The previous prime is 2220101993. The next prime is 2220102037. The reversal of 2220101999 is 9991010222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220101999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220101993) 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, 1110050999 + 1110051000.

It is an arithmetic number, because the mean of its divisors is an integer number (1110051000).

Almost surely, 2^2220101999 is an apocalyptic number.

2220101999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220101999 is an equidigital number, since it uses as much as digits as its factorization.

2220101999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 2220101999 is about 47117.9583492324. The cubic root of 2220101999 is about 1304.5407286652.

The spelling of 2220101999 in words is "two billion, two hundred twenty million, one hundred one thousand, nine hundred ninety-nine".