102102200027 has 2 divisors, whose sum is σ = 102102200028. Its totient is φ = 102102200026.

The previous prime is 102102199987. The next prime is 102102200029. The reversal of 102102200027 is 720002201201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102102200027 - 2²⁶ = 102035091163 is a prime.

Together with 102102200029, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 102102199978 and 102102200014.

It is not a weakly prime, because it can be changed into another prime (102102200029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051100013 + 51051100014.

It is an arithmetic number, because the mean of its divisors is an integer number (51051100014).

Almost surely, 2^102102200027 is an apocalyptic number.

102102200027 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102200027 is an equidigital number, since it uses as much as digits as its factorization.

102102200027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 102102200027 its reverse (720002201201), we get a palindrome (822104401228).

The spelling of 102102200027 in words is "one hundred two billion, one hundred two million, two hundred thousand, twenty-seven".