102100102020211 has 2 divisors, whose sum is σ = 102100102020212. Its totient is φ = 102100102020210.

The previous prime is 102100102020199. The next prime is 102100102020239. The reversal of 102100102020211 is 112020201001201.

It is a weak prime.

It is an emirp because it is prime and its reverse (112020201001201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102100102020211 - 2²⁹ = 102099565149299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102100102020191 and 102100102020200.

It is not a weakly prime, because it can be changed into another prime (102100172020211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050051010105 + 51050051010106.

It is an arithmetic number, because the mean of its divisors is an integer number (51050051010106).

Almost surely, 2^{102100102020211} is an apocalyptic number.

102100102020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100102020211 is an equidigital number, since it uses as much as digits as its factorization.

102100102020211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102100102020211 its reverse (112020201001201), we get a palindrome (214120303021412).

The spelling of 102100102020211 in words is "one hundred two trillion, one hundred billion, one hundred two million, twenty thousand, two hundred eleven".