22110009 has 4 divisors (see below), whose sum is σ = 29480016. Its totient is φ = 14740004.

The previous prime is 22110001. The next prime is 22110017. The reversal of 22110009 is 90001122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22110001) and next prime (22110017).

It is a cyclic number.

It is not a de Polignac number, because 22110009 - 2³ = 22110001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22110009.

It is not an unprimeable number, because it can be changed into a prime (22110001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3684999 + ... + 3685004.

It is an arithmetic number, because the mean of its divisors is an integer number (7370004).

Almost surely, 2^22110009 is an apocalyptic number.

It is an amenable number.

22110009 is a deficient number, since it is larger than the sum of its proper divisors (7370007).

22110009 is an equidigital number, since it uses as much as digits as its factorization.

22110009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7370006.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 22110009 is about 4702.1281352171. The cubic root of 22110009 is about 280.6702015141.

The spelling of 22110009 in words is "twenty-two million, one hundred ten thousand, nine".