1110121112115 has 40 divisors (see below), whose sum is σ = 1990088432640. Its totient is φ = 592036760448.

The previous prime is 1110121112101. The next prime is 1110121112159. The reversal of 1110121112115 is 5112111210111.

It is not a de Polignac number, because 1110121112115 - 2⁷ = 1110121111987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10835007 + ... + 10936983.

It is an arithmetic number, because the mean of its divisors is an integer number (49752210816).

Almost surely, 2^{1110121112115} is an apocalyptic number.

1110121112115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1110121112115 is a deficient number, since it is larger than the sum of its proper divisors (879967320525).

1110121112115 is a wasteful number, since it uses less digits than its factorization.

1110121112115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128873 (or 128864 counting only the distinct ones).

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

Adding to 1110121112115 its reverse (5112111210111), we get a palindrome (6222232322226).

It can be divided in two parts, 11101 and 21112115, that added together give a square (21123216 = 4596²).

The spelling of 1110121112115 in words is "one trillion, one hundred ten billion, one hundred twenty-one million, one hundred twelve thousand, one hundred fifteen".