323112012221121 has 128 divisors (see below), whose sum is σ = 470301700915200. Its totient is φ = 196645942080000.

The previous prime is 323112012221059. The next prime is 323112012221129. The reversal of 323112012221121 is 121122210211323.

It is not a de Polignac number, because 323112012221121 - 2⁶ = 323112012221057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323112012221091 and 323112012221100.

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 127 ways as a sum of consecutive naturals, for example, 130973655930 + ... + 130973658396.

It is an arithmetic number, because the mean of its divisors is an integer number (3674232038400).

Almost surely, 2^{323112012221121} is an apocalyptic number.

It is an amenable number.

323112012221121 is a deficient number, since it is larger than the sum of its proper divisors (147189688694079).

323112012221121 is a wasteful number, since it uses less digits than its factorization.

323112012221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4651.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 323112012221121 its reverse (121122210211323), we get a palindrome (444234222432444).

The spelling of 323112012221121 in words is "three hundred twenty-three trillion, one hundred twelve billion, twelve million, two hundred twenty-one thousand, one hundred twenty-one".