22003210009 has 4 divisors (see below), whose sum is σ = 24003501840. Its totient is φ = 20002918180.

The previous prime is 22003209997. The next prime is 22003210013. The reversal of 22003210009 is 90001230022.

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 a cyclic number.

It is not a de Polignac number, because 22003210009 - 2¹³ = 22003201817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22003210069) 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, 1000145899 + ... + 1000145920.

It is an arithmetic number, because the mean of its divisors is an integer number (6000875460).

Almost surely, 2^22003210009 is an apocalyptic number.

It is an amenable number.

22003210009 is a deficient number, since it is larger than the sum of its proper divisors (2000291831).

22003210009 is a wasteful number, since it uses less digits than its factorization.

22003210009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000291830.

The product of its (nonzero) digits is 216, while the sum is 19.

The spelling of 22003210009 in words is "twenty-two billion, three million, two hundred ten thousand, nine".