2102102101171 has 2 divisors, whose sum is σ = 2102102101172. Its totient is φ = 2102102101170.

The previous prime is 2102102101147. The next prime is 2102102101301. The reversal of 2102102101171 is 1711012012012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2102102101171 - 2⁵ = 2102102101139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102102102171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051051050585 + 1051051050586.

It is an arithmetic number, because the mean of its divisors is an integer number (1051051050586).

Almost surely, 2^{2102102101171} is an apocalyptic number.

2102102101171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102102101171 is an equidigital number, since it uses as much as digits as its factorization.

2102102101171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 2102102101171 its reverse (1711012012012), we get a palindrome (3813114113183).

The spelling of 2102102101171 in words is "two trillion, one hundred two billion, one hundred two million, one hundred one thousand, one hundred seventy-one".