103220304503 has 4 divisors (see below), whose sum is σ = 103252353768. Its totient is φ = 103188255240.

The previous prime is 103220304497. The next prime is 103220304581. The reversal of 103220304503 is 305403022301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103220304503 - 2⁴ = 103220304487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103220304203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16019801 + ... + 16026242.

It is an arithmetic number, because the mean of its divisors is an integer number (25813088442).

Almost surely, 2^103220304503 is an apocalyptic number.

103220304503 is a deficient number, since it is larger than the sum of its proper divisors (32049265).

103220304503 is an equidigital number, since it uses as much as digits as its factorization.

103220304503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32049264.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 103220304503 its reverse (305403022301), we get a palindrome (408623326804).

The spelling of 103220304503 in words is "one hundred three billion, two hundred twenty million, three hundred four thousand, five hundred three".