1201320311333 has 8 divisors (see below), whose sum is σ = 1281870268800. Its totient is φ = 1122502611168.

The previous prime is 1201320311311. The next prime is 1201320311393. The reversal of 1201320311333 is 3331130231021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201320311333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201320311299 and 1201320311308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201320311393) 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, 433062893 + ... + 433065666.

It is an arithmetic number, because the mean of its divisors is an integer number (160233783600).

Almost surely, 2^{1201320311333} is an apocalyptic number.

It is an amenable number.

1201320311333 is a deficient number, since it is larger than the sum of its proper divisors (80549957467).

1201320311333 is an equidigital number, since it uses as much as digits as its factorization.

1201320311333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866128651.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1201320311333 its reverse (3331130231021), we get a palindrome (4532450542354).

The spelling of 1201320311333 in words is "one trillion, two hundred one billion, three hundred twenty million, three hundred eleven thousand, three hundred thirty-three".