1311132211333 has 8 divisors (see below), whose sum is σ = 1498460971968. Its totient is φ = 1123809490464.

The previous prime is 1311132211331. The next prime is 1311132211387. The reversal of 1311132211333 is 3331122311131.

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 1311132211333 - 2¹ = 1311132211331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1311132211298 and 1311132211307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311132211331) 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, 1034791 + ... + 1921732.

It is an arithmetic number, because the mean of its divisors is an integer number (187307621496).

Almost surely, 2^{1311132211333} is an apocalyptic number.

It is an amenable number.

1311132211333 is a deficient number, since it is larger than the sum of its proper divisors (187328760635).

1311132211333 is an equidigital number, since it uses as much as digits as its factorization.

1311132211333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019883.

The product of its digits is 972, while the sum is 25.

Adding to 1311132211333 its reverse (3331122311131), we get a palindrome (4642254522464).

The spelling of 1311132211333 in words is "one trillion, three hundred eleven billion, one hundred thirty-two million, two hundred eleven thousand, three hundred thirty-three".