230001019993 has 2 divisors, whose sum is σ = 230001019994. Its totient is φ = 230001019992.

The previous prime is 230001019991. The next prime is 230001020047. The reversal of 230001019993 is 399910100032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208376729289 + 21624290704 = 456483^2 + 147052^2 .

It is a cyclic number.

It is not a de Polignac number, because 230001019993 - 2¹ = 230001019991 is a prime.

Together with 230001019991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (230001019991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115000509996 + 115000509997.

It is an arithmetic number, because the mean of its divisors is an integer number (115000509997).

Almost surely, 2^230001019993 is an apocalyptic number.

It is an amenable number.

230001019993 is a deficient number, since it is larger than the sum of its proper divisors (1).

230001019993 is an equidigital number, since it uses as much as digits as its factorization.

230001019993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 37.

The spelling of 230001019993 in words is "two hundred thirty billion, one million, nineteen thousand, nine hundred ninety-three".