23111323 has 2 divisors, whose sum is σ = 23111324. Its totient is φ = 23111322.

The previous prime is 23111321. The next prime is 23111329. The reversal of 23111323 is 32311132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23111323 - 2¹ = 23111321 is a prime.

Together with 23111321, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 23111297 and 23111306.

It is not a weakly prime, because it can be changed into another prime (23111321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11555661 + 11555662.

It is an arithmetic number, because the mean of its divisors is an integer number (11555662).

Almost surely, 2^23111323 is an apocalyptic number.

23111323 is a deficient number, since it is larger than the sum of its proper divisors (1).

23111323 is an equidigital number, since it uses as much as digits as its factorization.

23111323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 16.

The square root of 23111323 is about 4807.4237383447. The cubic root of 23111323 is about 284.8447826191.

Adding to 23111323 its reverse (32311132), we get a palindrome (55422455).

It can be divided in two parts, 2311132 and 3, that multiplied together give a palindrome (6933396).

The spelling of 23111323 in words is "twenty-three million, one hundred eleven thousand, three hundred twenty-three".