1320201301321 has 8 divisors (see below), whose sum is σ = 1508814920960. Its totient is φ = 1131591040128.

The previous prime is 1320201301319. The next prime is 1320201301423. The reversal of 1320201301321 is 1231031020231.

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 1320201301321 - 2¹ = 1320201301319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320201301721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68185 + ... + 1626361.

It is an arithmetic number, because the mean of its divisors is an integer number (188601865120).

Almost surely, 2^{1320201301321} is an apocalyptic number.

It is an amenable number.

1320201301321 is a deficient number, since it is larger than the sum of its proper divisors (188613619639).

1320201301321 is a wasteful number, since it uses less digits than its factorization.

1320201301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679223.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1320201301321 its reverse (1231031020231), we get a palindrome (2551232321552).

It can be divided in two parts, 132020 and 1301321, that added together give a palindrome (1433341).

The spelling of 1320201301321 in words is "one trillion, three hundred twenty billion, two hundred one million, three hundred one thousand, three hundred twenty-one".