11110121023171 has 2 divisors, whose sum is σ = 11110121023172. Its totient is φ = 11110121023170.

The previous prime is 11110121023103. The next prime is 11110121023187. The reversal of 11110121023171 is 17132012101111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11110121023171 - 2³³ = 11101531088579 is a prime.

It is not a weakly prime, because it can be changed into another prime (11110121423171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555060511585 + 5555060511586.

It is an arithmetic number, because the mean of its divisors is an integer number (5555060511586).

Almost surely, 2^{11110121023171} is an apocalyptic number.

11110121023171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110121023171 is an equidigital number, since it uses as much as digits as its factorization.

11110121023171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 22.

Adding to 11110121023171 its reverse (17132012101111), we get a palindrome (28242133124282).

The spelling of 11110121023171 in words is "eleven trillion, one hundred ten billion, one hundred twenty-one million, twenty-three thousand, one hundred seventy-one".