201101120000171 has 2 divisors, whose sum is σ = 201101120000172. Its totient is φ = 201101120000170.

The previous prime is 201101120000153. The next prime is 201101120000177. The reversal of 201101120000171 is 171000021101102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201101120000171 - 2³⁴ = 201083940130987 is a prime.

It is not a weakly prime, because it can be changed into another prime (201101120000177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550560000085 + 100550560000086.

It is an arithmetic number, because the mean of its divisors is an integer number (100550560000086).

Almost surely, 2^{201101120000171} is an apocalyptic number.

201101120000171 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101120000171 is an equidigital number, since it uses as much as digits as its factorization.

201101120000171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 201101120000171 its reverse (171000021101102), we get a palindrome (372101141101273).

The spelling of 201101120000171 in words is "two hundred one trillion, one hundred one billion, one hundred twenty million, one hundred seventy-one", and thus it is an aban number.