11023123223171 has 2 divisors, whose sum is σ = 11023123223172. Its totient is φ = 11023123223170.

The previous prime is 11023123223153. The next prime is 11023123223191. The reversal of 11023123223171 is 17132232132011.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (17132232132011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11023123223171 - 2¹⁸ = 11023122961027 is a prime.

It is not a weakly prime, because it can be changed into another prime (11023123223191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511561611585 + 5511561611586.

It is an arithmetic number, because the mean of its divisors is an integer number (5511561611586).

Almost surely, 2^{11023123223171} is an apocalyptic number.

11023123223171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023123223171 is an equidigital number, since it uses as much as digits as its factorization.

11023123223171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 11023123223171 its reverse (17132232132011), we get a palindrome (28155355355182).

The spelling of 11023123223171 in words is "eleven trillion, twenty-three billion, one hundred twenty-three million, two hundred twenty-three thousand, one hundred seventy-one".