12111133305514 has 8 divisors (see below), whose sum is σ = 18166722487488. Its totient is φ = 6055559143020.

The previous prime is 12111133305511. The next prime is 12111133305521. The reversal of 12111133305514 is 41550333111121.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (12111133305511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1457952 + ... + 5133019.

It is an arithmetic number, because the mean of its divisors is an integer number (2270840310936).

Almost surely, 2^{12111133305514} is an apocalyptic number.

12111133305514 is a deficient number, since it is larger than the sum of its proper divisors (6055589181974).

12111133305514 is an equidigital number, since it uses as much as digits as its factorization.

12111133305514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7509740.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 12111133305514 its reverse (41550333111121), we get a palindrome (53661466416635).

The spelling of 12111133305514 in words is "twelve trillion, one hundred eleven billion, one hundred thirty-three million, three hundred five thousand, five hundred fourteen".