12211120002111 has 16 divisors (see below), whose sum is σ = 16563325046400. Its totient is φ = 7999928716448.

The previous prime is 12211120002097. The next prime is 12211120002127. The reversal of 12211120002111 is 11120002111221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12211120002111 - 2⁹ = 12211120001599 is a prime.

It is a super-2 number, since 2×12211120002111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211120009111) 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, 11737536 + ... + 12735461.

It is an arithmetic number, because the mean of its divisors is an integer number (1035207815400).

Almost surely, 2^{12211120002111} is an apocalyptic number.

12211120002111 is a deficient number, since it is larger than the sum of its proper divisors (4352205044289).

12211120002111 is a wasteful number, since it uses less digits than its factorization.

12211120002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24475878.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12211120002111 its reverse (11120002111221), we get a palindrome (23331122113332).

The spelling of 12211120002111 in words is "twelve trillion, two hundred eleven billion, one hundred twenty million, two thousand, one hundred eleven".