1320303200321 has 16 divisors (see below), whose sum is σ = 1550691088128. Its totient is φ = 1100536108800.

The previous prime is 1320303200317. The next prime is 1320303200339. The reversal of 1320303200321 is 1230023030231.

It is a cyclic number.

It is not a de Polignac number, because 1320303200321 - 2² = 1320303200317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1320303200293 and 1320303200302.

It is not an unprimeable number, because it can be changed into a prime (1320303200311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7306820 + ... + 7485333.

It is an arithmetic number, because the mean of its divisors is an integer number (96918193008).

Almost surely, 2^{1320303200321} is an apocalyptic number.

It is an amenable number.

1320303200321 is a deficient number, since it is larger than the sum of its proper divisors (230387887807).

1320303200321 is a wasteful number, since it uses less digits than its factorization.

1320303200321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14792512.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1320303200321 its reverse (1230023030231), we get a palindrome (2550326230552).

The spelling of 1320303200321 in words is "one trillion, three hundred twenty billion, three hundred three million, two hundred thousand, three hundred twenty-one".