1303103112323 has 4 divisors (see below), whose sum is σ = 1303107781800. Its totient is φ = 1303098442848.

The previous prime is 1303103112317. The next prime is 1303103112331. The reversal of 1303103112323 is 3232113013031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1303103112323 - 2²⁴ = 1303086335107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303103112343) 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 3 ways as a sum of consecutive naturals, for example, 1887590 + ... + 2483787.

It is an arithmetic number, because the mean of its divisors is an integer number (325776945450).

Almost surely, 2^{1303103112323} is an apocalyptic number.

1303103112323 is a deficient number, since it is larger than the sum of its proper divisors (4669477).

1303103112323 is an equidigital number, since it uses as much as digits as its factorization.

1303103112323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4669476.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1303103112323 its reverse (3232113013031), we get a palindrome (4535216125354).

The spelling of 1303103112323 in words is "one trillion, three hundred three billion, one hundred three million, one hundred twelve thousand, three hundred twenty-three".