203230044113 has 2 divisors, whose sum is σ = 203230044114. Its totient is φ = 203230044112.

The previous prime is 203230044019. The next prime is 203230044137. The reversal of 203230044113 is 311440032302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174998315584 + 28231728529 = 418328^2 + 168023^2 .

It is a cyclic number.

It is not a de Polignac number, because 203230044113 - 2⁸ = 203230043857 is a prime.

It is not a weakly prime, because it can be changed into another prime (203230044163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101615022056 + 101615022057.

It is an arithmetic number, because the mean of its divisors is an integer number (101615022057).

Almost surely, 2^203230044113 is an apocalyptic number.

It is an amenable number.

203230044113 is a deficient number, since it is larger than the sum of its proper divisors (1).

203230044113 is an equidigital number, since it uses as much as digits as its factorization.

203230044113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 203230044113 its reverse (311440032302), we get a palindrome (514670076415).

The spelling of 203230044113 in words is "two hundred three billion, two hundred thirty million, forty-four thousand, one hundred thirteen".