23000440211 has 8 divisors (see below), whose sum is σ = 26822671200. Its totient is φ = 19714662744.

The previous prime is 23000440163. The next prime is 23000440213. The reversal of 23000440211 is 11204400032.

It is a de Polignac number, because none of the positive numbers 2^k-23000440211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23000440211.

It is not an unprimeable number, because it can be changed into a prime (23000440213) 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, 33527996 + ... + 33528681.

It is an arithmetic number, because the mean of its divisors is an integer number (3352833900).

Almost surely, 2^23000440211 is an apocalyptic number.

23000440211 is a deficient number, since it is larger than the sum of its proper divisors (3822230989).

23000440211 is an frugal number, since it uses more digits than its factorization.

23000440211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67056698 (or 67056684 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 23000440211 its reverse (11204400032), we get a palindrome (34204840243).

The spelling of 23000440211 in words is "twenty-three billion, four hundred forty thousand, two hundred eleven".