102302105130209 has 2 divisors, whose sum is σ = 102302105130210. Its totient is φ = 102302105130208.

The previous prime is 102302105130109. The next prime is 102302105130229. The reversal of 102302105130209 is 902031501203201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97646315008225 + 4655790121984 = 9881615^2 + 2157728^2 .

It is a cyclic number.

It is not a de Polignac number, because 102302105130209 - 2²⁰ = 102302104081633 is a prime.

It is not a weakly prime, because it can be changed into another prime (102302105130229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51151052565104 + 51151052565105.

It is an arithmetic number, because the mean of its divisors is an integer number (51151052565105).

Almost surely, 2^{102302105130209} is an apocalyptic number.

It is an amenable number.

102302105130209 is a deficient number, since it is larger than the sum of its proper divisors (1).

102302105130209 is an equidigital number, since it uses as much as digits as its factorization.

102302105130209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 102302105130209 in words is "one hundred two trillion, three hundred two billion, one hundred five million, one hundred thirty thousand, two hundred nine".