11331102331321 has 4 divisors (see below), whose sum is σ = 11331109068532. Its totient is φ = 11331095594112.

The previous prime is 11331102331243. The next prime is 11331102331327. The reversal of 11331102331321 is 12313320113311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5612255760400 + 5718846570921 = 2369020^2 + 2391411^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331102331321 - 2²⁷ = 11330968113593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331102331327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1492225 + ... + 4988881.

It is an arithmetic number, because the mean of its divisors is an integer number (2832777267133).

Almost surely, 2^{11331102331321} is an apocalyptic number.

It is an amenable number.

11331102331321 is a deficient number, since it is larger than the sum of its proper divisors (6737211).

11331102331321 is an equidigital number, since it uses as much as digits as its factorization.

11331102331321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6737210.

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

Adding to 11331102331321 its reverse (12313320113311), we get a palindrome (23644422444632).

The spelling of 11331102331321 in words is "eleven trillion, three hundred thirty-one billion, one hundred two million, three hundred thirty-one thousand, three hundred twenty-one".