1323303223321 has 8 divisors (see below), whose sum is σ = 1326040228800. Its totient is φ = 1320566756880.

The previous prime is 1323303223303. The next prime is 1323303223351. The reversal of 1323303223321 is 1233223033231.

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 1323303223321 - 2¹⁵ = 1323303190553 is a prime.

It is a super-2 number, since 2×1323303223321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323303223321.

It is not an unprimeable number, because it can be changed into a prime (1323303223351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4980366 + ... + 5239336.

It is an arithmetic number, because the mean of its divisors is an integer number (165755028600).

Almost surely, 2^{1323303223321} is an apocalyptic number.

It is an amenable number.

1323303223321 is a deficient number, since it is larger than the sum of its proper divisors (2737005479).

1323303223321 is a wasteful number, since it uses less digits than its factorization.

1323303223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269519.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 1323303223321 its reverse (1233223033231), we get a palindrome (2556526256552).

The spelling of 1323303223321 in words is "one trillion, three hundred twenty-three billion, three hundred three million, two hundred twenty-three thousand, three hundred twenty-one".