331213031341321 has 8 divisors (see below), whose sum is σ = 350236281765888. Its totient is φ = 312710965860000.

The previous prime is 331213031341279. The next prime is 331213031341333. The reversal of 331213031341321 is 123143130312133.

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 331213031341321 - 2²¹ = 331213029244169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331213031341351) 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, 130296234505 + ... + 130296237046.

It is an arithmetic number, because the mean of its divisors is an integer number (43779535220736).

Almost surely, 2^{331213031341321} is an apocalyptic number.

331213031341321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

331213031341321 is a deficient number, since it is larger than the sum of its proper divisors (19023250424567).

331213031341321 is a wasteful number, since it uses less digits than its factorization.

331213031341321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260592471623.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 331213031341321 its reverse (123143130312133), we get a palindrome (454356161653454).

The spelling of 331213031341321 in words is "three hundred thirty-one trillion, two hundred thirteen billion, thirty-one million, three hundred forty-one thousand, three hundred twenty-one".