12111002212113 has 48 divisors (see below), whose sum is σ = 20135003256576. Its totient is φ = 6871381372800.

The previous prime is 12111002212061. The next prime is 12111002212117. The reversal of 12111002212113 is 31121220011121.

It is a happy number.

12111002212113 is a `hidden beast` number, since 121 + 110 + 0 + 221 + 211 + 3 = 666.

It is not a de Polignac number, because 12111002212113 - 2²⁰ = 12111001163537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12111002212117) 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 47 ways as a sum of consecutive naturals, for example, 19220131 + ... + 19840247.

It is an arithmetic number, because the mean of its divisors is an integer number (419479234512).

Almost surely, 2^{12111002212113} is an apocalyptic number.

It is an amenable number.

12111002212113 is a deficient number, since it is larger than the sum of its proper divisors (8024001044463).

12111002212113 is a wasteful number, since it uses less digits than its factorization.

12111002212113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622334 (or 622331 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 12111002212113 its reverse (31121220011121), we get a palindrome (43232222223234).

The spelling of 12111002212113 in words is "twelve trillion, one hundred eleven billion, two million, two hundred twelve thousand, one hundred thirteen".