22002112111211 has 2 divisors, whose sum is σ = 22002112111212. Its totient is φ = 22002112111210.

The previous prime is 22002112111207. The next prime is 22002112111297. The reversal of 22002112111211 is 11211121120022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22002112111211 - 2² = 22002112111207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22002112111211.

It is not a weakly prime, because it can be changed into another prime (22002112110211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001056055605 + 11001056055606.

It is an arithmetic number, because the mean of its divisors is an integer number (11001056055606).

Almost surely, 2^{22002112111211} is an apocalyptic number.

22002112111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002112111211 is an equidigital number, since it uses as much as digits as its factorization.

22002112111211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22002112111211 its reverse (11211121120022), we get a palindrome (33213233231233).

The spelling of 22002112111211 in words is "twenty-two trillion, two billion, one hundred twelve million, one hundred eleven thousand, two hundred eleven".