2211111110222 has 16 divisors (see below), whose sum is σ = 3791490046080. Its totient is φ = 947365582968.

The previous prime is 2211111110189. The next prime is 2211111110227. The reversal of 2211111110222 is 2220111111122.

It is a self number, because there is not a number n which added to its sum of digits gives 2211111110222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211111110227) 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, 21067808 + ... + 21172499.

It is an arithmetic number, because the mean of its divisors is an integer number (236968127880).

Almost surely, 2^{2211111110222} is an apocalyptic number.

2211111110222 is a deficient number, since it is larger than the sum of its proper divisors (1580378935858).

2211111110222 is a wasteful number, since it uses less digits than its factorization.

2211111110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42244055.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2211111110222 its reverse (2220111111122), we get a palindrome (4431222221344).

The spelling of 2211111110222 in words is "two trillion, two hundred eleven billion, one hundred eleven million, one hundred ten thousand, two hundred twenty-two".