203230044019 has 2 divisors, whose sum is σ = 203230044020. Its totient is φ = 203230044018.

The previous prime is 203230043993. The next prime is 203230044113. The reversal of 203230044019 is 910440032302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203230044019 - 2¹⁵ = 203230011251 is a prime.

It is a super-2 number, since 2×203230044019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203230044319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101615022009 + 101615022010.

It is an arithmetic number, because the mean of its divisors is an integer number (101615022010).

Almost surely, 2^203230044019 is an apocalyptic number.

203230044019 is a deficient number, since it is larger than the sum of its proper divisors (1).

203230044019 is an equidigital number, since it uses as much as digits as its factorization.

203230044019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 203230044019 in words is "two hundred three billion, two hundred thirty million, forty-four thousand, nineteen".