121300011020171 has 2 divisors, whose sum is σ = 121300011020172. Its totient is φ = 121300011020170.

The previous prime is 121300011020107. The next prime is 121300011020179. The reversal of 121300011020171 is 171020110003121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121300011020171 - 2⁶ = 121300011020107 is a prime.

It is not a weakly prime, because it can be changed into another prime (121300011020179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60650005510085 + 60650005510086.

It is an arithmetic number, because the mean of its divisors is an integer number (60650005510086).

Almost surely, 2^{121300011020171} is an apocalyptic number.

121300011020171 is a deficient number, since it is larger than the sum of its proper divisors (1).

121300011020171 is an equidigital number, since it uses as much as digits as its factorization.

121300011020171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 121300011020171 its reverse (171020110003121), we get a palindrome (292320121023292).

The spelling of 121300011020171 in words is "one hundred twenty-one trillion, three hundred billion, eleven million, twenty thousand, one hundred seventy-one".