1323301221013 has 8 divisors (see below), whose sum is σ = 1337023572248. Its totient is φ = 1309580504064.

The previous prime is 1323301220999. The next prime is 1323301221029. The reversal of 1323301221013 is 3101221033231.

It can be written as a sum of positive squares in 4 ways, for example, as 388276041924 + 935025179089 = 623118^2 + 966967^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323301221013 - 2¹⁷ = 1323301089941 is a prime.

It is a super-2 number, since 2×1323301221013² (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 (1323307221013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254145 + ... + 2054137.

It is an arithmetic number, because the mean of its divisors is an integer number (167127946531).

Almost surely, 2^{1323301221013} is an apocalyptic number.

It is an amenable number.

1323301221013 is a deficient number, since it is larger than the sum of its proper divisors (13722351235).

1323301221013 is an equidigital number, since it uses as much as digits as its factorization.

1323301221013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817143.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1323301221013 its reverse (3101221033231), we get a palindrome (4424522254244).

The spelling of 1323301221013 in words is "one trillion, three hundred twenty-three billion, three hundred one million, two hundred twenty-one thousand, thirteen".