12111021100011 has 16 divisors (see below), whose sum is σ = 17152538081184. Its totient is φ = 7574793867264.

The previous prime is 12111021100007. The next prime is 12111021100019. The reversal of 12111021100011 is 11000112011121.

12111021100011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12111021100011 - 2² = 12111021100007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12111021100011.

It is not an unprimeable number, because it can be changed into a prime (12111021100019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379330686 + ... + 379362611.

It is an arithmetic number, because the mean of its divisors is an integer number (1072033630074).

Almost surely, 2^{12111021100011} is an apocalyptic number.

12111021100011 is a deficient number, since it is larger than the sum of its proper divisors (5041516981173).

12111021100011 is a wasteful number, since it uses less digits than its factorization.

12111021100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758693630.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 12111021100011 its reverse (11000112011121), we get a palindrome (23111133111132).

The spelling of 12111021100011 in words is "twelve trillion, one hundred eleven billion, twenty-one million, one hundred thousand, eleven".