102100200012047 has 2 divisors, whose sum is σ = 102100200012048. Its totient is φ = 102100200012046.

The previous prime is 102100200011963. The next prime is 102100200012059. The reversal of 102100200012047 is 740210002001201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102100200012047 - 2²⁴ = 102100183234831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102100200012247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050100006023 + 51050100006024.

It is an arithmetic number, because the mean of its divisors is an integer number (51050100006024).

Almost surely, 2^{102100200012047} is an apocalyptic number.

102100200012047 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100200012047 is an equidigital number, since it uses as much as digits as its factorization.

102100200012047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 102100200012047 its reverse (740210002001201), we get a palindrome (842310202013248).

The spelling of 102100200012047 in words is "one hundred two trillion, one hundred billion, two hundred million, twelve thousand, forty-seven".