11331320333331 has 8 divisors (see below), whose sum is σ = 15109391890384. Its totient is φ = 7553731165920.

The previous prime is 11331320333299. The next prime is 11331320333363. The reversal of 11331320333331 is 13333302313311.

It is an interprime number because it is at equal distance from previous prime (11331320333299) and next prime (11331320333363).

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

It is not a de Polignac number, because 11331320333331 - 2⁵ = 11331320333299 is a prime.

It is a super-2 number, since 2×11331320333331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331320333731) 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, 120542596 + ... + 120636561.

It is an arithmetic number, because the mean of its divisors is an integer number (1888673986298).

Almost surely, 2^{11331320333331} is an apocalyptic number.

11331320333331 is a deficient number, since it is larger than the sum of its proper divisors (3778071557053).

11331320333331 is a wasteful number, since it uses less digits than its factorization.

11331320333331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241194821.

The product of its (nonzero) digits is 13122, while the sum is 30.

Adding to 11331320333331 its reverse (13333302313311), we get a palindrome (24664622646642).

The spelling of 11331320333331 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty million, three hundred thirty-three thousand, three hundred thirty-one".