12111002200011 has 32 divisors (see below), whose sum is σ = 19292624144640. Its totient is φ = 6660548784000.

The previous prime is 12111002199997. The next prime is 12111002200019. The reversal of 12111002200011 is 11000220011121.

It is not a de Polignac number, because 12111002200011 - 2¹⁴ = 12111002183627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12111002200011.

It is not an unprimeable number, because it can be changed into a prime (12111002200019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239218540 + ... + 239269161.

It is an arithmetic number, because the mean of its divisors is an integer number (602894504520).

Almost surely, 2^{12111002200011} is an apocalyptic number.

12111002200011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12111002200011 is a deficient number, since it is larger than the sum of its proper divisors (7181621944629).

12111002200011 is a wasteful number, since it uses less digits than its factorization.

12111002200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478487787.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12111002200011 its reverse (11000220011121), we get a palindrome (23111222211132).

The spelling of 12111002200011 in words is "twelve trillion, one hundred eleven billion, two million, two hundred thousand, eleven".