331012330321 has 8 divisors (see below), whose sum is σ = 332690224320. Its totient is φ = 329337750672.

The previous prime is 331012330301. The next prime is 331012330331. The reversal of 331012330321 is 123033210133.

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 331012330321 - 2¹⁹ = 331011806033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331012330292 and 331012330301.

It is not an unprimeable number, because it can be changed into a prime (331012330301) 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, 628215 + ... + 1027948.

It is an arithmetic number, because the mean of its divisors is an integer number (41586278040).

Almost surely, 2^331012330321 is an apocalyptic number.

It is an amenable number.

331012330321 is a deficient number, since it is larger than the sum of its proper divisors (1677893999).

331012330321 is a wasteful number, since it uses less digits than its factorization.

331012330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657175.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 331012330321 its reverse (123033210133), we get a palindrome (454045540454).

The spelling of 331012330321 in words is "three hundred thirty-one billion, twelve million, three hundred thirty thousand, three hundred twenty-one".