1323111203313 has 8 divisors (see below), whose sum is σ = 1764249444000. Its totient is φ = 882023549088.

The previous prime is 1323111203303. The next prime is 1323111203321. The reversal of 1323111203313 is 3133021113231.

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

It is not a de Polignac number, because 1323111203313 - 2¹⁰ = 1323111202289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1323111203303) 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, 12585543 + ... + 12690236.

It is an arithmetic number, because the mean of its divisors is an integer number (220531180500).

Almost surely, 2^{1323111203313} is an apocalyptic number.

It is an amenable number.

1323111203313 is a deficient number, since it is larger than the sum of its proper divisors (441138240687).

1323111203313 is a wasteful number, since it uses less digits than its factorization.

1323111203313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25293231.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1323111203313 its reverse (3133021113231), we get a palindrome (4456132316544).

The spelling of 1323111203313 in words is "one trillion, three hundred twenty-three billion, one hundred eleven million, two hundred three thousand, three hundred thirteen".