3121320103003 has 8 divisors (see below), whose sum is σ = 3168194229072. Its totient is φ = 3074454425856.

The previous prime is 3121320102947. The next prime is 3121320103007. The reversal of 3121320103003 is 3003010231213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121320103003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3121320103007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1365850 + ... + 2847487.

It is an arithmetic number, because the mean of its divisors is an integer number (396024278634).

Almost surely, 2^{3121320103003} is an apocalyptic number.

3121320103003 is a deficient number, since it is larger than the sum of its proper divisors (46874126069).

3121320103003 is a wasteful number, since it uses less digits than its factorization.

3121320103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224461.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 3121320103003 its reverse (3003010231213), we get a palindrome (6124330334216).

The spelling of 3121320103003 in words is "three trillion, one hundred twenty-one billion, three hundred twenty million, one hundred three thousand, three".