203130122103 has 6 divisors (see below), whose sum is σ = 293410176384. Its totient is φ = 135420081396.

The previous prime is 203130122071. The next prime is 203130122201. The reversal of 203130122103 is 301221031302.

It is not a de Polignac number, because 203130122103 - 2⁵ = 203130122071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203130522103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11285006775 + ... + 11285006792.

It is an arithmetic number, because the mean of its divisors is an integer number (48901696064).

Almost surely, 2^203130122103 is an apocalyptic number.

203130122103 is a deficient number, since it is larger than the sum of its proper divisors (90280054281).

203130122103 is a wasteful number, since it uses less digits than its factorization.

203130122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22570013573 (or 22570013570 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 203130122103 its reverse (301221031302), we get a palindrome (504351153405).

The spelling of 203130122103 in words is "two hundred three billion, one hundred thirty million, one hundred twenty-two thousand, one hundred three".