201020202112127 has 2 divisors, whose sum is σ = 201020202112128. Its totient is φ = 201020202112126.

The previous prime is 201020202112043. The next prime is 201020202112129. The reversal of 201020202112127 is 721211202020102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201020202112127 - 2⁸ = 201020202111871 is a prime.

Together with 201020202112129, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201020202112129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510101056063 + 100510101056064.

It is an arithmetic number, because the mean of its divisors is an integer number (100510101056064).

Almost surely, 2^{201020202112127} is an apocalyptic number.

201020202112127 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020202112127 is an equidigital number, since it uses as much as digits as its factorization.

201020202112127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 201020202112127 its reverse (721211202020102), we get a palindrome (922231404132229).

The spelling of 201020202112127 in words is "two hundred one trillion, twenty billion, two hundred two million, one hundred twelve thousand, one hundred twenty-seven".