22001069609 has 2 divisors, whose sum is σ = 22001069610. Its totient is φ = 22001069608.

The previous prime is 22001069599. The next prime is 22001069683. The reversal of 22001069609 is 90696010022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21088848400 + 912221209 = 145220^2 + 30203^2 .

It is a cyclic number.

It is not a de Polignac number, because 22001069609 - 2⁴ = 22001069593 is a prime.

It is a super-3 number, since 3×22001069609³ (a number of 32 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22001065609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000534804 + 11000534805.

It is an arithmetic number, because the mean of its divisors is an integer number (11000534805).

Almost surely, 2^22001069609 is an apocalyptic number.

It is an amenable number.

22001069609 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001069609 is an equidigital number, since it uses as much as digits as its factorization.

22001069609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 22001069609 in words is "twenty-two billion, one million, sixty-nine thousand, six hundred nine".