203002130311103 has 2 divisors, whose sum is σ = 203002130311104. Its totient is φ = 203002130311102.

The previous prime is 203002130311091. The next prime is 203002130311121. The reversal of 203002130311103 is 301113031200302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203002130311103 - 2²² = 203002126116799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203002130311003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101501065155551 + 101501065155552.

It is an arithmetic number, because the mean of its divisors is an integer number (101501065155552).

Almost surely, 2^{203002130311103} is an apocalyptic number.

203002130311103 is a deficient number, since it is larger than the sum of its proper divisors (1).

203002130311103 is an equidigital number, since it uses as much as digits as its factorization.

203002130311103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 203002130311103 its reverse (301113031200302), we get a palindrome (504115161511405).

The spelling of 203002130311103 in words is "two hundred three trillion, two billion, one hundred thirty million, three hundred eleven thousand, one hundred three".