1323303300013 has 4 divisors (see below), whose sum is σ = 1401144670620. Its totient is φ = 1245461929408.

The previous prime is 1323303299953. The next prime is 1323303300023. The reversal of 1323303300013 is 3100033033231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1213130422084 + 110172877929 = 1101422^2 + 331923^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323303300013 is a prime.

It is a super-2 number, since 2×1323303300013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323303300023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38920685278 + ... + 38920685311.

It is an arithmetic number, because the mean of its divisors is an integer number (350286167655).

Almost surely, 2^{1323303300013} is an apocalyptic number.

It is an amenable number.

1323303300013 is a deficient number, since it is larger than the sum of its proper divisors (77841370607).

1323303300013 is an equidigital number, since it uses as much as digits as its factorization.

1323303300013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77841370606.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 1323303300013 its reverse (3100033033231), we get a palindrome (4423336333244).

It can be divided in two parts, 132330 and 3300013, that added together give a palindrome (3432343).

The spelling of 1323303300013 in words is "one trillion, three hundred twenty-three billion, three hundred three million, three hundred thousand, thirteen".