110111222122211 has 2 divisors, whose sum is σ = 110111222122212. Its totient is φ = 110111222122210.

The previous prime is 110111222122199. The next prime is 110111222122271. The reversal of 110111222122211 is 112221222111011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110111222122211 is a prime.

It is not a weakly prime, because it can be changed into another prime (110111222122271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055611061105 + 55055611061106.

It is an arithmetic number, because the mean of its divisors is an integer number (55055611061106).

Almost surely, 2^{110111222122211} is an apocalyptic number.

110111222122211 is a deficient number, since it is larger than the sum of its proper divisors (1).

110111222122211 is an equidigital number, since it uses as much as digits as its factorization.

110111222122211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 110111222122211 its reverse (112221222111011), we get a palindrome (222332444233222).

The spelling of 110111222122211 in words is "one hundred ten trillion, one hundred eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred eleven".