102001127 has 2 divisors, whose sum is σ = 102001128. Its totient is φ = 102001126.

The previous prime is 102001121. The next prime is 102001157. The reversal of 102001127 is 721100201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102001127 - 2¹⁶ = 101935591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102001121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000563 + 51000564.

It is an arithmetic number, because the mean of its divisors is an integer number (51000564).

Almost surely, 2^102001127 is an apocalyptic number.

102001127 is a deficient number, since it is larger than the sum of its proper divisors (1).

102001127 is an equidigital number, since it uses as much as digits as its factorization.

102001127 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 14.

The square root of 102001127 is about 10099.5607330220. The cubic root of 102001127 is about 467.2345936509.

Adding to 102001127 its reverse (721100201), we get a palindrome (823101328).

The spelling of 102001127 in words is "one hundred two million, one thousand, one hundred twenty-seven".