111102222112211 has 16 divisors (see below), whose sum is σ = 126350914231296. Its totient is φ = 96776129100000.

The previous prime is 111102222112181. The next prime is 111102222112307. The reversal of 111102222112211 is 112211222201111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111102222112211 - 2²⁶ = 111102155003347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102222102211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1612901045 + ... + 1612969926.

It is an arithmetic number, because the mean of its divisors is an integer number (7896932139456).

Almost surely, 2^{111102222112211} is an apocalyptic number.

111102222112211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111102222112211 is a deficient number, since it is larger than the sum of its proper divisors (15248692119085).

111102222112211 is a wasteful number, since it uses less digits than its factorization.

111102222112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3225871114.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111102222112211 its reverse (112211222201111), we get a palindrome (223313444313322).

The spelling of 111102222112211 in words is "one hundred eleven trillion, one hundred two billion, two hundred twenty-two million, one hundred twelve thousand, two hundred eleven".