1320020331333 has 8 divisors (see below), whose sum is σ = 1920029572896. Its totient is φ = 800012322000.

The previous prime is 1320020331323. The next prime is 1320020331347. The reversal of 1320020331333 is 3331330200231.

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

It is not a de Polignac number, because 1320020331333 - 2⁶ = 1320020331269 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320020331313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20000308018 + ... + 20000308083.

It is an arithmetic number, because the mean of its divisors is an integer number (240003696612).

Almost surely, 2^{1320020331333} is an apocalyptic number.

It is an amenable number.

1320020331333 is a deficient number, since it is larger than the sum of its proper divisors (600009241563).

1320020331333 is a wasteful number, since it uses less digits than its factorization.

1320020331333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40000616115.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 1320020331333 its reverse (3331330200231), we get a palindrome (4651350531564).

The spelling of 1320020331333 in words is "one trillion, three hundred twenty billion, twenty million, three hundred thirty-one thousand, three hundred thirty-three".