323213013232021 has 32 divisors (see below), whose sum is σ = 366646710988800. Its totient is φ = 282266090256000.

The previous prime is 323213013232019. The next prime is 323213013232049. The reversal of 323213013232021 is 120232310312323.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 323213013232021 - 2¹ = 323213013232019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323213013233021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30078126 + ... + 39384256.

It is an arithmetic number, because the mean of its divisors is an integer number (11457709718400).

Almost surely, 2^{323213013232021} is an apocalyptic number.

323213013232021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

323213013232021 is a deficient number, since it is larger than the sum of its proper divisors (43433697756779).

323213013232021 is a wasteful number, since it uses less digits than its factorization.

323213013232021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9306921.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 323213013232021 its reverse (120232310312323), we get a palindrome (443445323544344).

The spelling of 323213013232021 in words is "three hundred twenty-three trillion, two hundred thirteen billion, thirteen million, two hundred thirty-two thousand, twenty-one".