125607212210171 has 2 divisors, whose sum is σ = 125607212210172. Its totient is φ = 125607212210170.

The previous prime is 125607212210099. The next prime is 125607212210237. The reversal of 125607212210171 is 171012212706521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125607212210171 - 2¹⁸ = 125607211948027 is a prime.

It is not a weakly prime, because it can be changed into another prime (125607212210671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62803606105085 + 62803606105086.

It is an arithmetic number, because the mean of its divisors is an integer number (62803606105086).

Almost surely, 2^{125607212210171} is an apocalyptic number.

125607212210171 is a deficient number, since it is larger than the sum of its proper divisors (1).

125607212210171 is an equidigital number, since it uses as much as digits as its factorization.

125607212210171 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 38.

Adding to 125607212210171 its reverse (171012212706521), we get a palindrome (296619424916692).

The spelling of 125607212210171 in words is "one hundred twenty-five trillion, six hundred seven billion, two hundred twelve million, two hundred ten thousand, one hundred seventy-one".