323212230020220 has 48 divisors (see below), whose sum is σ = 905001468295680. Its totient is φ = 86189239982656.

The previous prime is 323212230020213. The next prime is 323212230020221. The reversal of 323212230020220 is 22020032212323.

It is a super-2 number, since 2×323212230020220² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323212230020221) 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, 13899552 + ... + 28976231.

It is an arithmetic number, because the mean of its divisors is an integer number (18854197256160).

Almost surely, 2^{323212230020220} is an apocalyptic number.

323212230020220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323212230020220 is an abundant number, since it is smaller than the sum of its proper divisors (581789238275460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323212230020220 is a wasteful number, since it uses less digits than its factorization.

323212230020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43001434 (or 43001432 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 323212230020220 its reverse (22020032212323), we get a palindrome (345232262232543).

The spelling of 323212230020220 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred thirty million, twenty thousand, two hundred twenty".