12002203211111 has 2 divisors, whose sum is σ = 12002203211112. Its totient is φ = 12002203211110.

The previous prime is 12002203211107. The next prime is 12002203211179. The reversal of 12002203211111 is 11111230220021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12002203211111 - 2² = 12002203211107 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12002203211111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12002203271111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001101605555 + 6001101605556.

It is an arithmetic number, because the mean of its divisors is an integer number (6001101605556).

Almost surely, 2^{12002203211111} is an apocalyptic number.

12002203211111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002203211111 is an equidigital number, since it uses as much as digits as its factorization.

12002203211111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12002203211111 its reverse (11111230220021), we get a palindrome (23113433431132).

The spelling of 12002203211111 in words is "twelve trillion, two billion, two hundred three million, two hundred eleven thousand, one hundred eleven".