22012111102211 has 2 divisors, whose sum is σ = 22012111102212. Its totient is φ = 22012111102210.

The previous prime is 22012111102199. The next prime is 22012111102237. The reversal of 22012111102211 is 11220111121022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22012111102211 - 2²² = 22012106907907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22012111102211.

It is not a weakly prime, because it can be changed into another prime (22012110102211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006055551105 + 11006055551106.

It is an arithmetic number, because the mean of its divisors is an integer number (11006055551106).

Almost surely, 2^{22012111102211} is an apocalyptic number.

22012111102211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22012111102211 is an equidigital number, since it uses as much as digits as its factorization.

22012111102211 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 22012111102211 its reverse (11220111121022), we get a palindrome (33232222223233).

The spelling of 22012111102211 in words is "twenty-two trillion, twelve billion, one hundred eleven million, one hundred two thousand, two hundred eleven".