102005301255191 has 2 divisors, whose sum is σ = 102005301255192. Its totient is φ = 102005301255190.

The previous prime is 102005301255181. The next prime is 102005301255217. The reversal of 102005301255191 is 191552103500201.

It is a weak prime.

It is an emirp because it is prime and its reverse (191552103500201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102005301255191 - 2³⁸ = 101730423348247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102005301255181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51002650627595 + 51002650627596.

It is an arithmetic number, because the mean of its divisors is an integer number (51002650627596).

Almost surely, 2^{102005301255191} is an apocalyptic number.

102005301255191 is a deficient number, since it is larger than the sum of its proper divisors (1).

102005301255191 is an equidigital number, since it uses as much as digits as its factorization.

102005301255191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 35.

Adding to 102005301255191 its reverse (191552103500201), we get a palindrome (293557404755392).

The spelling of 102005301255191 in words is "one hundred two trillion, five billion, three hundred one million, two hundred fifty-five thousand, one hundred ninety-one".