22211211220069 has 2 divisors, whose sum is σ = 22211211220070. Its totient is φ = 22211211220068.

The previous prime is 22211211220067. The next prime is 22211211220123. The reversal of 22211211220069 is 96002211211222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18302464747044 + 3908746473025 = 4278138^2 + 1977055^2 .

It is a cyclic number.

It is not a de Polignac number, because 22211211220069 - 2¹ = 22211211220067 is a prime.

It is a super-2 number, since 2×22211211220069² (a number of 27 digits) contains 22 as substring.

Together with 22211211220067, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22211211220069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22211211220067) 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 as a sum of consecutive naturals, namely, 11105605610034 + 11105605610035.

It is an arithmetic number, because the mean of its divisors is an integer number (11105605610035).

Almost surely, 2^{22211211220069} is an apocalyptic number.

It is an amenable number.

22211211220069 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211211220069 is an equidigital number, since it uses as much as digits as its factorization.

22211211220069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 22211211220069 in words is "twenty-two trillion, two hundred eleven billion, two hundred eleven million, two hundred twenty thousand, sixty-nine".