1323111110003 has 16 divisors (see below), whose sum is σ = 1357233477600. Its totient is φ = 1289078219520.

The previous prime is 1323111109927. The next prime is 1323111110039. The reversal of 1323111110003 is 3000111113231.

It is a cyclic number.

It is not a de Polignac number, because 1323111110003 - 2³⁶ = 1254391633267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323111110053) 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, 99184508 + ... + 99197846.

It is an arithmetic number, because the mean of its divisors is an integer number (84827092350).

Almost surely, 2^{1323111110003} is an apocalyptic number.

1323111110003 is a deficient number, since it is larger than the sum of its proper divisors (34122367597).

1323111110003 is a wasteful number, since it uses less digits than its factorization.

1323111110003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16502.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1323111110003 its reverse (3000111113231), we get a palindrome (4323222223234).

The spelling of 1323111110003 in words is "one trillion, three hundred twenty-three billion, one hundred eleven million, one hundred ten thousand, three".