222110111999 has 2 divisors, whose sum is σ = 222110112000. Its totient is φ = 222110111998.

The previous prime is 222110111989. The next prime is 222110112023. The reversal of 222110111999 is 999111011222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222110111999 - 2⁴ = 222110111983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222110111959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111055055999 + 111055056000.

It is an arithmetic number, because the mean of its divisors is an integer number (111055056000).

Almost surely, 2^222110111999 is an apocalyptic number.

222110111999 is a deficient number, since it is larger than the sum of its proper divisors (1).

222110111999 is an equidigital number, since it uses as much as digits as its factorization.

222110111999 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 38.

The spelling of 222110111999 in words is "two hundred twenty-two billion, one hundred ten million, one hundred eleven thousand, nine hundred ninety-nine".