23211030009 has 8 divisors (see below), whose sum is σ = 30991693120. Its totient is φ = 15452193456.

The previous prime is 23211030001. The next prime is 23211030013. The reversal of 23211030009 is 90003011232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23211030009 - 2³ = 23211030001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23211030001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5454157 + ... + 5458410.

It is an arithmetic number, because the mean of its divisors is an integer number (3873961640).

Almost surely, 2^23211030009 is an apocalyptic number.

It is an amenable number.

23211030009 is a deficient number, since it is larger than the sum of its proper divisors (7780663111).

23211030009 is a wasteful number, since it uses less digits than its factorization.

23211030009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10913279.

The product of its (nonzero) digits is 324, while the sum is 21.

The spelling of 23211030009 in words is "twenty-three billion, two hundred eleven million, thirty thousand, nine".