1000320003103 has 16 divisors (see below), whose sum is σ = 1005689183616. Its totient is φ = 994968263520.

The previous prime is 1000320003101. The next prime is 1000320003131. The reversal of 1000320003103 is 3013000230001.

It is a cyclic number.

It is not a de Polignac number, because 1000320003103 - 2¹ = 1000320003101 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 (1000320003101) 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, 337602300 + ... + 337605262.

It is an arithmetic number, because the mean of its divisors is an integer number (62855573976).

Almost surely, 2^{1000320003103} is an apocalyptic number.

1000320003103 is a deficient number, since it is larger than the sum of its proper divisors (5369180513).

1000320003103 is a wasteful number, since it uses less digits than its factorization.

1000320003103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5334.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 1000320003103 its reverse (3013000230001), we get a palindrome (4013320233104).

The spelling of 1000320003103 in words is "one trillion, three hundred twenty million, three thousand, one hundred three".