22105011169 has 2 divisors, whose sum is σ = 22105011170. Its totient is φ = 22105011168.

The previous prime is 22105011151. The next prime is 22105011193. The reversal of 22105011169 is 96111050122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22048686144 + 56325025 = 148488^2 + 7505^2 .

It is a cyclic number.

It is not a de Polignac number, because 22105011169 - 2⁷ = 22105011041 is a prime.

It is a super-2 number, since 2×22105011169² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22105011119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11052505584 + 11052505585.

It is an arithmetic number, because the mean of its divisors is an integer number (11052505585).

Almost surely, 2^22105011169 is an apocalyptic number.

It is an amenable number.

22105011169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22105011169 is an equidigital number, since it uses as much as digits as its factorization.

22105011169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 22105011169 in words is "twenty-two billion, one hundred five million, eleven thousand, one hundred sixty-nine".