323213203023021 has 16 divisors (see below), whose sum is σ = 478834938757120. Its totient is φ = 215475214923360.

The previous prime is 323213203022999. The next prime is 323213203023097. The reversal of 323213203023021 is 120320302312323.

323213203023021 is a `hidden beast` number, since 3 + 2 + 3 + 2 + 1 + 320 + 30 + 2 + 302 + 1 = 666.

It is not a de Polignac number, because 323213203023021 - 2⁵ = 323213203022989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323213203021021) 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, 17909076 + ... + 31099218.

It is an arithmetic number, because the mean of its divisors is an integer number (29927183672320).

Almost surely, 2^{323213203023021} is an apocalyptic number.

It is an amenable number.

323213203023021 is a deficient number, since it is larger than the sum of its proper divisors (155621735734099).

323213203023021 is a wasteful number, since it uses less digits than its factorization.

323213203023021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14097713 (or 14097707 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 323213203023021 its reverse (120320302312323), we get a palindrome (443533505335344).

The spelling of 323213203023021 in words is "three hundred twenty-three trillion, two hundred thirteen billion, two hundred three million, twenty-three thousand, twenty-one".