22120221102211 has 2 divisors, whose sum is σ = 22120221102212. Its totient is φ = 22120221102210.

The previous prime is 22120221102197. The next prime is 22120221102227. The reversal of 22120221102211 is 11220112202122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22120221102211 - 2²⁵ = 22120187547779 is a prime.

It is a super-2 number, since 2×22120221102211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22120221106211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060110551105 + 11060110551106.

It is an arithmetic number, because the mean of its divisors is an integer number (11060110551106).

Almost surely, 2^{22120221102211} is an apocalyptic number.

22120221102211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120221102211 is an equidigital number, since it uses as much as digits as its factorization.

22120221102211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22120221102211 its reverse (11220112202122), we get a palindrome (33340333304333).

The spelling of 22120221102211 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-one million, one hundred two thousand, two hundred eleven".