12111332111000 has 64 divisors (see below), whose sum is σ = 29572713593280. Its totient is φ = 4633900972800.

The previous prime is 12111332110993. The next prime is 12111332111041. The reversal of 12111332111000 is 11123311121.

12111332111000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12111332111000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263266829 + ... + 263312828.

It is an arithmetic number, because the mean of its divisors is an integer number (462073649895).

Almost surely, 2^{12111332111000} is an apocalyptic number.

12111332111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111332111000 is an abundant number, since it is smaller than the sum of its proper divisors (17461381482280).

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

12111332111000 is a wasteful number, since it uses less digits than its factorization.

12111332111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526579701 (or 526579687 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 12111332111000 its reverse (11123311121), we get a palindrome (12122455422121).

The spelling of 12111332111000 in words is "twelve trillion, one hundred eleven billion, three hundred thirty-two million, one hundred eleven thousand".