3123103111003 has 2 divisors, whose sum is σ = 3123103111004. Its totient is φ = 3123103111002.

The previous prime is 3123103110997. The next prime is 3123103111013. The reversal of 3123103111003 is 3001113013213.

3123103111003 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3123103111003 is a prime.

It is not a weakly prime, because it can be changed into another prime (3123103111013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561551555501 + 1561551555502.

It is an arithmetic number, because the mean of its divisors is an integer number (1561551555502).

Almost surely, 2^{3123103111003} is an apocalyptic number.

3123103111003 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123103111003 is an equidigital number, since it uses as much as digits as its factorization.

3123103111003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 3123103111003 its reverse (3001113013213), we get a palindrome (6124216124216).

The spelling of 3123103111003 in words is "three trillion, one hundred twenty-three billion, one hundred three million, one hundred eleven thousand, three".