323210221012121 has 8 divisors (see below), whose sum is σ = 324442987989120. Its totient is φ = 321977483056672.

The previous prime is 323210221012109. The next prime is 323210221012139. The reversal of 323210221012121 is 121210122012323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323210221012121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323210221012321) 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, 15193100 + ... + 29618418.

It is an arithmetic number, because the mean of its divisors is an integer number (40555373498640).

Almost surely, 2^{323210221012121} is an apocalyptic number.

It is an amenable number.

323210221012121 is a deficient number, since it is larger than the sum of its proper divisors (1232766976999).

323210221012121 is a wasteful number, since it uses less digits than its factorization.

323210221012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14510775.

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

Adding to 323210221012121 its reverse (121210122012323), we get a palindrome (444420343024444).

The spelling of 323210221012121 in words is "three hundred twenty-three trillion, two hundred ten billion, two hundred twenty-one million, twelve thousand, one hundred twenty-one".