102100200001027 has 2 divisors, whose sum is σ = 102100200001028. Its totient is φ = 102100200001026.

The previous prime is 102100200001003. The next prime is 102100200001061. The reversal of 102100200001027 is 720100002001201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102100200001027 - 2⁷ = 102100200000899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102100200001027.

It is not a weakly prime, because it can be changed into another prime (102100200001927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050100000513 + 51050100000514.

It is an arithmetic number, because the mean of its divisors is an integer number (51050100000514).

Almost surely, 2^{102100200001027} is an apocalyptic number.

102100200001027 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100200001027 is an equidigital number, since it uses as much as digits as its factorization.

102100200001027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 102100200001027 its reverse (720100002001201), we get a palindrome (822200202002228).

The spelling of 102100200001027 in words is "one hundred two trillion, one hundred billion, two hundred million, one thousand, twenty-seven".