323212122121121 has 16 divisors (see below), whose sum is σ = 324298469880000. Its totient is φ = 322127675256576.

The previous prime is 323212122121069. The next prime is 323212122121151. The reversal of 323212122121121 is 121121221212323.

It is a cyclic number.

It is not a de Polignac number, because 323212122121121 - 2¹⁴ = 323212122104737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323212122121151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5721654245 + ... + 5721710733.

It is an arithmetic number, because the mean of its divisors is an integer number (20268654367500).

Almost surely, 2^{323212122121121} is an apocalyptic number.

It is an amenable number.

323212122121121 is a deficient number, since it is larger than the sum of its proper divisors (1086347758879).

323212122121121 is a wasteful number, since it uses less digits than its factorization.

323212122121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72976.

The product of its digits is 1152, while the sum is 26.

Adding to 323212122121121 its reverse (121121221212323), we get a palindrome (444333343333444).

The spelling of 323212122121121 in words is "three hundred twenty-three trillion, two hundred twelve billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-one".