331122113102321 has 8 divisors (see below), whose sum is σ = 333380878542504. Its totient is φ = 328870506983040.

The previous prime is 331122113102219. The next prime is 331122113102323. The reversal of 331122113102321 is 123201311221133.

It can be written as a sum of positive squares in 4 ways, for example, as 1545138497296 + 329576974605025 = 1243036^2 + 18154255^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 331122113102321 - 2³⁰ = 331121039360497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (331122113102323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789737410 + ... + 1789922411.

It is an arithmetic number, because the mean of its divisors is an integer number (41672609817813).

Almost surely, 2^{331122113102321} is an apocalyptic number.

It is an amenable number.

331122113102321 is a deficient number, since it is larger than the sum of its proper divisors (2258765440183).

331122113102321 is a wasteful number, since it uses less digits than its factorization.

331122113102321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579660451.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 331122113102321 its reverse (123201311221133), we get a palindrome (454323424323454).

The spelling of 331122113102321 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, one hundred thirteen million, one hundred two thousand, three hundred twenty-one".