It is a weak prime.
It is a cyclic number.
It is a congruent number.
Almost surely, 230666190606231 is an apocalyptic number.
30666190606231 is an equidigital number, since it uses as much as digits as its factorization.
30666190606231 is an evil number, because the sum of its binary digits is even.
The spelling of 30666190606231 in words is "thirty trillion, six hundred sixty-six billion, one hundred ninety million, six hundred six thousand, two hundred thirty-one".