1110112111109 has 8 divisors (see below), whose sum is σ = 1137351160512. Its totient is φ = 1082880830560.

The previous prime is 1110112111099. The next prime is 1110112111111. The reversal of 1110112111109 is 9011112110111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110112111109 is a prime.

It is a super-2 number, since 2×1110112111109² (a number of 25 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 (1110112111309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652399 + ... + 2225004.

It is an arithmetic number, because the mean of its divisors is an integer number (142168895064).

Almost surely, 2^{1110112111109} is an apocalyptic number.

It is an amenable number.

1110112111109 is a deficient number, since it is larger than the sum of its proper divisors (27239049403).

1110112111109 is an equidigital number, since it uses as much as digits as its factorization.

1110112111109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3884427.

The product of its (nonzero) digits is 18, while the sum is 20.

It can be divided in two parts, 1110112 and 111109, that added together give a palindrome (1221221).

The spelling of 1110112111109 in words is "one trillion, one hundred ten billion, one hundred twelve million, one hundred eleven thousand, one hundred nine".