266057051082101 has 2 divisors, whose sum is σ = 266057051082102. Its totient is φ = 266057051082100.

The previous prime is 266057051082083. The next prime is 266057051082107. The reversal of 266057051082101 is 101280150750662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134994073503025 + 131062977579076 = 11618695^2 + 11448274^2 .

It is a cyclic number.

It is not a de Polignac number, because 266057051082101 - 2⁶ = 266057051082037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266057051082107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133028525541050 + 133028525541051.

It is an arithmetic number, because the mean of its divisors is an integer number (133028525541051).

Almost surely, 2^{266057051082101} is an apocalyptic number.

It is an amenable number.

266057051082101 is a deficient number, since it is larger than the sum of its proper divisors (1).

266057051082101 is an equidigital number, since it uses as much as digits as its factorization.

266057051082101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 266057051082101 in words is "two hundred sixty-six trillion, fifty-seven billion, fifty-one million, eighty-two thousand, one hundred one".