110112221111 has 4 divisors (see below), whose sum is σ = 111202441224. Its totient is φ = 109022001000.

The previous prime is 110112221047. The next prime is 110112221113. The reversal of 110112221111 is 111122211011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110112221111 - 2⁶ = 110112221047 is a prime.

It is a super-3 number, since 3×110112221111³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110112221113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545109905 + ... + 545110106.

It is an arithmetic number, because the mean of its divisors is an integer number (27800610306).

Almost surely, 2^110112221111 is an apocalyptic number.

110112221111 is a deficient number, since it is larger than the sum of its proper divisors (1090220113).

110112221111 is a wasteful number, since it uses less digits than its factorization.

110112221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090220112.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110112221111 its reverse (111122211011), we get a palindrome (221234432122).

The spelling of 110112221111 in words is "one hundred ten billion, one hundred twelve million, two hundred twenty-one thousand, one hundred eleven".