2222099966 has 16 divisors (see below), whose sum is σ = 3480287904. Its totient is φ = 1062065664.

The previous prime is 2222099963. The next prime is 2222099969. The reversal of 2222099966 is 6699902222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2222099963) and next prime (2222099969).

It is a self number, because there is not a number n which added to its sum of digits gives 2222099966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222099963) 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 in 7 ways as a sum of consecutive naturals, for example, 61646 + ... + 90798.

It is an arithmetic number, because the mean of its divisors is an integer number (217517994).

Almost surely, 2^2222099966 is an apocalyptic number.

2222099966 is a deficient number, since it is larger than the sum of its proper divisors (1258187938).

2222099966 is a wasteful number, since it uses less digits than its factorization.

2222099966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30835.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 2222099966 is about 47139.1553382111. The cubic root of 2222099966 is about 1304.9319491043.

The spelling of 2222099966 in words is "two billion, two hundred twenty-two million, ninety-nine thousand, nine hundred sixty-six".