321423211323 has 12 divisors (see below), whose sum is σ = 464295988728. Its totient is φ = 214273825440.

The previous prime is 321423211283. The next prime is 321423211331. The reversal of 321423211323 is 323112324123.

321423211323 is a `hidden beast` number, since 3 + 2 + 1 + 423 + 211 + 3 + 23 = 666.

It is not a de Polignac number, because 321423211323 - 2⁶ = 321423211259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321423211363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443418 + ... + 916223.

It is an arithmetic number, because the mean of its divisors is an integer number (38691332394).

Almost surely, 2^321423211323 is an apocalyptic number.

321423211323 is a deficient number, since it is larger than the sum of its proper divisors (142872777405).

321423211323 is a wasteful number, since it uses less digits than its factorization.

321423211323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385914 (or 1385911 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 321423211323 its reverse (323112324123), we get a palindrome (644535535446).

The spelling of 321423211323 in words is "three hundred twenty-one billion, four hundred twenty-three million, two hundred eleven thousand, three hundred twenty-three".