323112012221120 has 112 divisors (see below), whose sum is σ = 809968093974720. Its totient is φ = 122531434561536.

The previous prime is 323112012221059. The next prime is 323112012221129. The reversal of 323112012221120 is 21122210211323.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (323112012221129) 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, 193420925 + ... + 195084284.

Almost surely, 2^{323112012221120} is an apocalyptic number.

It is an amenable number.

323112012221120 is an abundant number, since it is smaller than the sum of its proper divisors (486856081753600).

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

323112012221120 is a wasteful number, since it uses less digits than its factorization.

323112012221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388505362 (or 388505352 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 323112012221120 its reverse (21122210211323), we get a palindrome (344234222432443).

The spelling of 323112012221120 in words is "three hundred twenty-three trillion, one hundred twelve billion, twelve million, two hundred twenty-one thousand, one hundred twenty".