23111332223 has 4 divisors (see below), whose sum is σ = 26412951120. Its totient is φ = 19809713328.

The previous prime is 23111332217. The next prime is 23111332241. The reversal of 23111332223 is 32223311132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23111332223 - 2¹² = 23111328127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23111332243) 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, 1650809438 + ... + 1650809451.

It is an arithmetic number, because the mean of its divisors is an integer number (6603237780).

Almost surely, 2^23111332223 is an apocalyptic number.

23111332223 is a deficient number, since it is larger than the sum of its proper divisors (3301618897).

23111332223 is an equidigital number, since it uses as much as digits as its factorization.

23111332223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301618896.

The product of its digits is 1296, while the sum is 23.

Adding to 23111332223 its reverse (32223311132), we get a palindrome (55334643355).

The spelling of 23111332223 in words is "twenty-three billion, one hundred eleven million, three hundred thirty-two thousand, two hundred twenty-three".