321330211013323 has 4 divisors (see below), whose sum is σ = 328803006618328. Its totient is φ = 313857415408320.

The previous prime is 321330211013321. The next prime is 321330211013389. The reversal of 321330211013323 is 323310112033123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 321330211013323 - 2¹ = 321330211013321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321330211013291 and 321330211013300.

It is not an unprimeable number, because it can be changed into a prime (321330211013321) 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, 3736397802438 + ... + 3736397802523.

It is an arithmetic number, because the mean of its divisors is an integer number (82200751654582).

Almost surely, 2^{321330211013323} is an apocalyptic number.

321330211013323 is a deficient number, since it is larger than the sum of its proper divisors (7472795605005).

321330211013323 is an equidigital number, since it uses as much as digits as its factorization.

321330211013323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7472795605004.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 321330211013323 its reverse (323310112033123), we get a palindrome (644640323046446).

The spelling of 321330211013323 in words is "three hundred twenty-one trillion, three hundred thirty billion, two hundred eleven million, thirteen thousand, three hundred twenty-three".