1311130320333 has 16 divisors (see below), whose sum is σ = 1761114229056. Its totient is φ = 867617951360.

The previous prime is 1311130320281. The next prime is 1311130320361. The reversal of 1311130320333 is 3330230311131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1311130320333 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311130360333) 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 15 ways as a sum of consecutive naturals, for example, 3989335 + ... + 4305467.

It is an arithmetic number, because the mean of its divisors is an integer number (110069639316).

Almost surely, 2^{1311130320333} is an apocalyptic number.

It is an amenable number.

1311130320333 is a deficient number, since it is larger than the sum of its proper divisors (449983908723).

1311130320333 is a wasteful number, since it uses less digits than its factorization.

1311130320333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326364.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1311130320333 its reverse (3330230311131), we get a palindrome (4641360631464).

The spelling of 1311130320333 in words is "one trillion, three hundred eleven billion, one hundred thirty million, three hundred twenty thousand, three hundred thirty-three".