22213021169 has 2 divisors, whose sum is σ = 22213021170. Its totient is φ = 22213021168.

The previous prime is 22213021147. The next prime is 22213021261. The reversal of 22213021169 is 96112031222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11467625569 + 10745395600 = 107087^2 + 103660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22213021169 is a prime.

It is a super-2 number, since 2×22213021169² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22213021969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106510584 + 11106510585.

It is an arithmetic number, because the mean of its divisors is an integer number (11106510585).

Almost surely, 2^22213021169 is an apocalyptic number.

It is an amenable number.

22213021169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22213021169 is an equidigital number, since it uses as much as digits as its factorization.

22213021169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 22213021169 in words is "twenty-two billion, two hundred thirteen million, twenty-one thousand, one hundred sixty-nine".