2001103316 has 18 divisors (see below), whose sum is σ = 3660812442. Its totient is φ = 957048400.

The previous prime is 2001103267. The next prime is 2001103331. The reversal of 2001103316 is 6133011002.

It can be written as a sum of positive squares in only one way, i.e., 1303932100 + 697171216 = 36110^2 + 26404^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2001103294 and 2001103303.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 470735 + ... + 474966.

It is an arithmetic number, because the mean of its divisors is an integer number (203378469).

Almost surely, 2^2001103316 is an apocalyptic number.

It is an amenable number.

2001103316 is a deficient number, since it is larger than the sum of its proper divisors (1659709126).

2001103316 is a wasteful number, since it uses less digits than its factorization.

2001103316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945751 (or 945726 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 2001103316 is about 44733.6932971111. The cubic root of 2001103316 is about 1260.1526891471.

Adding to 2001103316 its reverse (6133011002), we get a palindrome (8134114318).

The spelling of 2001103316 in words is "two billion, one million, one hundred three thousand, three hundred sixteen".