110111201111111 has 32 divisors (see below), whose sum is σ = 117295866072000. Its totient is φ = 103072980003840.

The previous prime is 110111201111101. The next prime is 110111201111137. The reversal of 110111201111111 is 111111102111011.

It is a cyclic number.

It is not a de Polignac number, because 110111201111111 - 2³⁴ = 110094021241927 is a prime.

It is a super-2 number, since 2×110111201111111² (a number of 29 digits) contains 22 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 (110111201111101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4591589741 + ... + 4591613721.

It is an arithmetic number, because the mean of its divisors is an integer number (3665495814750).

Almost surely, 2^{110111201111111} is an apocalyptic number.

110111201111111 is a deficient number, since it is larger than the sum of its proper divisors (7184664960889).

110111201111111 is a wasteful number, since it uses less digits than its factorization.

110111201111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32579.

The product of its (nonzero) digits is 2, while the sum is 14.

Adding to 110111201111111 its reverse (111111102111011), we get a palindrome (221222303222122).

The spelling of 110111201111111 in words is "one hundred ten trillion, one hundred eleven billion, two hundred one million, one hundred eleven thousand, one hundred eleven".