2222666899 has 2 divisors, whose sum is σ = 2222666900. Its totient is φ = 2222666898.

The previous prime is 2222666891. The next prime is 2222666951. The reversal of 2222666899 is 9986662222.

It is an a-pointer prime, because the next prime (2222666951) can be obtained adding 2222666899 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2222666899 - 2³ = 2222666891 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (2222666891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111333449 + 1111333450.

It is an arithmetic number, because the mean of its divisors is an integer number (1111333450).

Almost surely, 2^2222666899 is an apocalyptic number.

2222666899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222666899 is an equidigital number, since it uses as much as digits as its factorization.

2222666899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 52.

The square root of 2222666899 is about 47145.1683526531. The cubic root of 2222666899 is about 1305.0429171208.

The spelling of 2222666899 in words is "two billion, two hundred twenty-two million, six hundred sixty-six thousand, eight hundred ninety-nine".