230330020133 has 2 divisors, whose sum is σ = 230330020134. Its totient is φ = 230330020132.

The previous prime is 230330020127. The next prime is 230330020153. The reversal of 230330020133 is 331020033032.

It is an a-pointer prime, because the next prime (230330020153) can be obtained adding 230330020133 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138070210084 + 92259810049 = 371578^2 + 303743^2 .

It is a cyclic number.

It is not a de Polignac number, because 230330020133 - 2⁶ = 230330020069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230330020153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115165010066 + 115165010067.

It is an arithmetic number, because the mean of its divisors is an integer number (115165010067).

Almost surely, 2^230330020133 is an apocalyptic number.

It is an amenable number.

230330020133 is a deficient number, since it is larger than the sum of its proper divisors (1).

230330020133 is an equidigital number, since it uses as much as digits as its factorization.

230330020133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 230330020133 its reverse (331020033032), we get a palindrome (561350053165).

The spelling of 230330020133 in words is "two hundred thirty billion, three hundred thirty million, twenty thousand, one hundred thirty-three".