11331130333231 has 16 divisors (see below), whose sum is σ = 11831847266880. Its totient is φ = 10840761550080.

The previous prime is 11331130333223. The next prime is 11331130333241. The reversal of 11331130333231 is 13233303113311.

It is a cyclic number.

It is not a de Polignac number, because 11331130333231 - 2³ = 11331130333223 is a prime.

It is a super-2 number, since 2×11331130333231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11331130333231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331130333241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6460470 + ... + 8024956.

It is an arithmetic number, because the mean of its divisors is an integer number (739490454180).

Almost surely, 2^{11331130333231} is an apocalyptic number.

11331130333231 is a deficient number, since it is larger than the sum of its proper divisors (500716933649).

11331130333231 is a wasteful number, since it uses less digits than its factorization.

11331130333231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567794.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 11331130333231 its reverse (13233303113311), we get a palindrome (24564433446542).

The spelling of 11331130333231 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty million, three hundred thirty-three thousand, two hundred thirty-one".