2101275126271 has 2 divisors, whose sum is σ = 2101275126272. Its totient is φ = 2101275126270.

The previous prime is 2101275126229. The next prime is 2101275126289. The reversal of 2101275126271 is 1726215721012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2101275126271 - 2⁷ = 2101275126143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2101275126271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101275126211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050637563135 + 1050637563136.

It is an arithmetic number, because the mean of its divisors is an integer number (1050637563136).

Almost surely, 2^{2101275126271} is an apocalyptic number.

2101275126271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101275126271 is an equidigital number, since it uses as much as digits as its factorization.

2101275126271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 37.

The spelling of 2101275126271 in words is "two trillion, one hundred one billion, two hundred seventy-five million, one hundred twenty-six thousand, two hundred seventy-one".