321330221301032 has 8 divisors (see below), whose sum is σ = 602494164939450. Its totient is φ = 160665110650512.

The previous prime is 321330221301029. The next prime is 321330221301043. The reversal of 321330221301032 is 230103122033123.

It can be written as a sum of positive squares in only one way, i.e., 212289970390276 + 109040250910756 = 14570174^2 + 10442234^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×321330221301032² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321330221300992 and 321330221301010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20083138831307 + ... + 20083138831322.

Almost surely, 2^{321330221301032} is an apocalyptic number.

It is an amenable number.

321330221301032 is a deficient number, since it is larger than the sum of its proper divisors (281163943638418).

321330221301032 is a wasteful number, since it uses less digits than its factorization.

321330221301032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40166277662635 (or 40166277662631 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 321330221301032 its reverse (230103122033123), we get a palindrome (551433343334155).

The spelling of 321330221301032 in words is "three hundred twenty-one trillion, three hundred thirty billion, two hundred twenty-one million, three hundred one thousand, thirty-two".