11331123332321 has 8 divisors (see below), whose sum is σ = 12291819360744. Its totient is φ = 10383151754880.

The previous prime is 11331123332303. The next prime is 11331123332339. The reversal of 11331123332321 is 12323332113311.

It is an interprime number because it is at equal distance from previous prime (11331123332303) and next prime (11331123332339).

It can be written as a sum of positive squares in 4 ways, for example, as 1528588522321 + 9802534810000 = 1236361^2 + 3130900^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11331123332321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331123332381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3181110890 + ... + 3181114451.

It is an arithmetic number, because the mean of its divisors is an integer number (1536477420093).

Almost surely, 2^{11331123332321} is an apocalyptic number.

It is an amenable number.

11331123332321 is a deficient number, since it is larger than the sum of its proper divisors (960696028423).

11331123332321 is a wasteful number, since it uses less digits than its factorization.

11331123332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6362225491.

The product of its digits is 5832, while the sum is 29.

Adding to 11331123332321 its reverse (12323332113311), we get a palindrome (23654455445632).

The spelling of 11331123332321 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-three million, three hundred thirty-two thousand, three hundred twenty-one".