110220111222111 has 12 divisors (see below), whose sum is σ = 173680175259240. Its totient is φ = 66800067407280.

The previous prime is 110220111222073. The next prime is 110220111222113. The reversal of 110220111222111 is 111222111022011.

It is a happy number.

110220111222111 is a `hidden beast` number, since 1 + 1 + 0 + 220 + 111 + 222 + 111 = 666.

It is not a de Polignac number, because 110220111222111 - 2⁹ = 110220111221599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110220111222113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556667228296 + ... + 556667228493.

It is an arithmetic number, because the mean of its divisors is an integer number (14473347938270).

Almost surely, 2^{110220111222111} is an apocalyptic number.

110220111222111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

110220111222111 is a deficient number, since it is larger than the sum of its proper divisors (63460064037129).

110220111222111 is a wasteful number, since it uses less digits than its factorization.

110220111222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113334456806 (or 1113334456803 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 110220111222111 its reverse (111222111022011), we get a palindrome (221442222244122).

The spelling of 110220111222111 in words is "one hundred ten trillion, two hundred twenty billion, one hundred eleven million, two hundred twenty-two thousand, one hundred eleven".