102100000127 has 2 divisors, whose sum is σ = 102100000128. Its totient is φ = 102100000126.

The previous prime is 102100000117. The next prime is 102100000139. The reversal of 102100000127 is 721000001201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102100000127 - 2⁶ = 102100000063 is a prime.

It is a super-2 number, since 2×102100000127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102100000117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050000063 + 51050000064.

It is an arithmetic number, because the mean of its divisors is an integer number (51050000064).

Almost surely, 2^102100000127 is an apocalyptic number.

102100000127 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100000127 is an equidigital number, since it uses as much as digits as its factorization.

102100000127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 14.

Adding to 102100000127 its reverse (721000001201), we get a palindrome (823100001328).

The spelling of 102100000127 in words is "one hundred two billion, one hundred million, one hundred twenty-seven", and thus it is an aban number.