323212220000012 has 24 divisors (see below), whose sum is σ = 646424839641504. Its totient is φ = 138519437219712.

The previous prime is 323212220000011. The next prime is 323212220000063. The reversal of 323212220000012 is 210000022212323.

It is a happy number.

It is a super-2 number, since 2×323212220000012² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (323212220000011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67050128 + ... + 71708744.

It is an arithmetic number, because the mean of its divisors is an integer number (26934368318396).

Almost surely, 2^{323212220000012} is an apocalyptic number.

It is an amenable number.

323212220000012 is an abundant number, since it is smaller than the sum of its proper divisors (323212619641492).

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

323212220000012 is a wasteful number, since it uses less digits than its factorization.

323212220000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7136465 (or 7136463 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 323212220000012 its reverse (210000022212323), we get a palindrome (533212242212335).

The spelling of 323212220000012 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred twenty million, twelve", and thus it is an aban number.