203043231107 has 2 divisors, whose sum is σ = 203043231108. Its totient is φ = 203043231106.

The previous prime is 203043231103. The next prime is 203043231191. The reversal of 203043231107 is 701132340302.

203043231107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203043231107 - 2² = 203043231103 is a prime.

It is a super-2 number, since 2×203043231107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203043231103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101521615553 + 101521615554.

It is an arithmetic number, because the mean of its divisors is an integer number (101521615554).

Almost surely, 2^203043231107 is an apocalyptic number.

203043231107 is a deficient number, since it is larger than the sum of its proper divisors (1).

203043231107 is an equidigital number, since it uses as much as digits as its factorization.

203043231107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 203043231107 its reverse (701132340302), we get a palindrome (904175571409).

The spelling of 203043231107 in words is "two hundred three billion, forty-three million, two hundred thirty-one thousand, one hundred seven".