12111000001110 has 48 divisors (see below), whose sum is σ = 33145894744560. Its totient is φ = 3059621052480.

The previous prime is 12111000001109. The next prime is 12111000001117. The reversal of 12111000001110 is 1110000011121.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 12111000001092 and 12111000001101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111000001117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3541226361 + ... + 3541229780.

It is an arithmetic number, because the mean of its divisors is an integer number (690539473845).

Almost surely, 2^{12111000001110} is an apocalyptic number.

12111000001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111000001110 is an abundant number, since it is smaller than the sum of its proper divisors (21034894743450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12111000001110 is a wasteful number, since it uses less digits than its factorization.

12111000001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7082456173 (or 7082456170 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 12111000001110 its reverse (1110000011121), we get a palindrome (13221000012231).

The spelling of 12111000001110 in words is "twelve trillion, one hundred eleven billion, one thousand, one hundred ten".