2125320271 has 2 divisors, whose sum is σ = 2125320272. Its totient is φ = 2125320270.

The previous prime is 2125320257. The next prime is 2125320277. The reversal of 2125320271 is 1720235212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2125320271 - 2⁷ = 2125320143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125320277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062660135 + 1062660136.

It is an arithmetic number, because the mean of its divisors is an integer number (1062660136).

Almost surely, 2^2125320271 is an apocalyptic number.

2125320271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125320271 is an equidigital number, since it uses as much as digits as its factorization.

2125320271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 2125320271 is about 46101.1959823170. The cubic root of 2125320271 is about 1285.7053808631.

Adding to 2125320271 its reverse (1720235212), we get a palindrome (3845555483).

The spelling of 2125320271 in words is "two billion, one hundred twenty-five million, three hundred twenty thousand, two hundred seventy-one".