1303132311323 has 4 divisors (see below), whose sum is σ = 1303190751720. Its totient is φ = 1303073870928.

The previous prime is 1303132311281. The next prime is 1303132311427. The reversal of 1303132311323 is 3231132313031.

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 1303132311323 - 2⁶ = 1303132311259 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303132311292 and 1303132311301.

It is not an unprimeable number, because it can be changed into a prime (1303132311623) 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, 29186738 + ... + 29231351.

It is an arithmetic number, because the mean of its divisors is an integer number (325797687930).

Almost surely, 2^{1303132311323} is an apocalyptic number.

1303132311323 is a deficient number, since it is larger than the sum of its proper divisors (58440397).

1303132311323 is an equidigital number, since it uses as much as digits as its factorization.

1303132311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58440396.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1303132311323 its reverse (3231132313031), we get a palindrome (4534264624354).

The spelling of 1303132311323 in words is "one trillion, three hundred three billion, one hundred thirty-two million, three hundred eleven thousand, three hundred twenty-three".