23447367823111 has 2 divisors, whose sum is σ = 23447367823112. Its totient is φ = 23447367823110.

The previous prime is 23447367823093. The next prime is 23447367823151. The reversal of 23447367823111 is 11132876374432.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23447367823111 is a prime.

It is a super-2 number, since 2×23447367823111² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23447367823151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11723683911555 + 11723683911556.

It is an arithmetic number, because the mean of its divisors is an integer number (11723683911556).

Almost surely, 2^{23447367823111} is an apocalyptic number.

23447367823111 is a deficient number, since it is larger than the sum of its proper divisors (1).

23447367823111 is an equidigital number, since it uses as much as digits as its factorization.

23447367823111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 52.

The spelling of 23447367823111 in words is "twenty-three trillion, four hundred forty-seven billion, three hundred sixty-seven million, eight hundred twenty-three thousand, one hundred eleven".