1000303120103 has 16 divisors (see below), whose sum is σ = 1203512248320. Its totient is φ = 812181668256.

The previous prime is 1000303120097. The next prime is 1000303120133. The reversal of 1000303120103 is 3010213030001.

It is not a de Polignac number, because 1000303120103 - 2⁴ = 1000303120087 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 (1000303120133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 720650 + ... + 1587432.

It is an arithmetic number, because the mean of its divisors is an integer number (75219515520).

Almost surely, 2^{1000303120103} is an apocalyptic number.

1000303120103 is a deficient number, since it is larger than the sum of its proper divisors (203209128217).

1000303120103 is an equidigital number, since it uses as much as digits as its factorization.

1000303120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875486.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 1000303120103 its reverse (3010213030001), we get a palindrome (4010516150104).

The spelling of 1000303120103 in words is "one trillion, three hundred three million, one hundred twenty thousand, one hundred three".