2110120111171 has 2 divisors, whose sum is σ = 2110120111172. Its totient is φ = 2110120111170.

The previous prime is 2110120111097. The next prime is 2110120111181. The reversal of 2110120111171 is 1711110210112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2110120111171 is a prime.

It is not a weakly prime, because it can be changed into another prime (2110120111181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055060055585 + 1055060055586.

It is an arithmetic number, because the mean of its divisors is an integer number (1055060055586).

Almost surely, 2^{2110120111171} is an apocalyptic number.

2110120111171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110120111171 is an equidigital number, since it uses as much as digits as its factorization.

2110120111171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 19.

Adding to 2110120111171 its reverse (1711110210112), we get a palindrome (3821230321283).

The spelling of 2110120111171 in words is "two trillion, one hundred ten billion, one hundred twenty million, one hundred eleven thousand, one hundred seventy-one".