22169990371 has 2 divisors, whose sum is σ = 22169990372. Its totient is φ = 22169990370.

The previous prime is 22169990369. The next prime is 22169990389. The reversal of 22169990371 is 17309996122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22169990371 - 2¹ = 22169990369 is a prime.

Together with 22169990369, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22169990671) 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, 11084995185 + 11084995186.

It is an arithmetic number, because the mean of its divisors is an integer number (11084995186).

Almost surely, 2^22169990371 is an apocalyptic number.

22169990371 is a deficient number, since it is larger than the sum of its proper divisors (1).

22169990371 is an equidigital number, since it uses as much as digits as its factorization.

22169990371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 49.

The spelling of 22169990371 in words is "twenty-two billion, one hundred sixty-nine million, nine hundred ninety thousand, three hundred seventy-one".