222211221110 has 16 divisors (see below), whose sum is σ = 400114879632. Its totient is φ = 88854559200.

The previous prime is 222211221103. The next prime is 222211221119. The reversal of 222211221110 is 11122112222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211221119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3709961 + ... + 3769380.

It is an arithmetic number, because the mean of its divisors is an integer number (25007179977).

Almost surely, 2^222211221110 is an apocalyptic number.

222211221110 is a deficient number, since it is larger than the sum of its proper divisors (177903658522).

222211221110 is a wasteful number, since it uses less digits than its factorization.

222211221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482319.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222211221110 its reverse (11122112222), we get a palindrome (233333333332).

The spelling of 222211221110 in words is "two hundred twenty-two billion, two hundred eleven million, two hundred twenty-one thousand, one hundred ten".