322323000021 has 48 divisors (see below), whose sum is σ = 521860667328. Its totient is φ = 189983577600.

The previous prime is 322323000019. The next prime is 322323000059. The reversal of 322323000021 is 120000323223.

It is a happy number.

322323000021 is a `hidden beast` number, since 322 + 323 + 0 + 0 + 0 + 0 + 21 = 666.

It is not a de Polignac number, because 322323000021 - 2¹ = 322323000019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322322999958 and 322323000003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322323000121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8813245 + ... + 8849741.

It is an arithmetic number, because the mean of its divisors is an integer number (10872097236).

Almost surely, 2^322323000021 is an apocalyptic number.

It is an amenable number.

322323000021 is a deficient number, since it is larger than the sum of its proper divisors (199537667307).

322323000021 is a wasteful number, since it uses less digits than its factorization.

322323000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38962 (or 38959 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 322323000021 its reverse (120000323223), we get a palindrome (442323323244).

The spelling of 322323000021 in words is "three hundred twenty-two billion, three hundred twenty-three million, twenty-one", and thus it is an aban number.