323000021312221 has 16 divisors (see below), whose sum is σ = 352546578601920. Its totient is φ = 293483955959680.

The previous prime is 323000021312207. The next prime is 323000021312239. The reversal of 323000021312221 is 122213120000323.

It is a cyclic number.

It is not a de Polignac number, because 323000021312221 - 2¹⁹ = 323000020787933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323000021312192 and 323000021312201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323000021312251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1662563130 + ... + 1662757396.

It is an arithmetic number, because the mean of its divisors is an integer number (22034161162620).

Almost surely, 2^{323000021312221} is an apocalyptic number.

It is an amenable number.

323000021312221 is a deficient number, since it is larger than the sum of its proper divisors (29546557289699).

323000021312221 is a wasteful number, since it uses less digits than its factorization.

323000021312221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271964.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 323000021312221 its reverse (122213120000323), we get a palindrome (445213141312544).

The spelling of 323000021312221 in words is "three hundred twenty-three trillion, twenty-one million, three hundred twelve thousand, two hundred twenty-one".