321333111112 has 16 divisors (see below), whose sum is σ = 648845705340. Its totient is φ = 148307589696.

The previous prime is 321333111101. The next prime is 321333111167. The reversal of 321333111112 is 211111333123.

It can be written as a sum of positive squares in 2 ways, for example, as 240309765796 + 81023345316 = 490214^2 + 284646^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1544870623 + ... + 1544870830.

Almost surely, 2^321333111112 is an apocalyptic number.

It is an amenable number.

321333111112 is an abundant number, since it is smaller than the sum of its proper divisors (327512594228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321333111112 is a wasteful number, since it uses less digits than its factorization.

321333111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089741472 (or 3089741468 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

Adding to 321333111112 its reverse (211111333123), we get a palindrome (532444444235).

The spelling of 321333111112 in words is "three hundred twenty-one billion, three hundred thirty-three million, one hundred eleven thousand, one hundred twelve".