23102440111 has 2 divisors, whose sum is σ = 23102440112. Its totient is φ = 23102440110.

The previous prime is 23102440099. The next prime is 23102440187. The reversal of 23102440111 is 11104420132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23102440111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23102440211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11551220055 + 11551220056.

It is an arithmetic number, because the mean of its divisors is an integer number (11551220056).

Almost surely, 2^23102440111 is an apocalyptic number.

23102440111 is a deficient number, since it is larger than the sum of its proper divisors (1).

23102440111 is an equidigital number, since it uses as much as digits as its factorization.

23102440111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 23102440111 its reverse (11104420132), we get a palindrome (34206860243).

The spelling of 23102440111 in words is "twenty-three billion, one hundred two million, four hundred forty thousand, one hundred eleven".