323203313220121 has 8 divisors (see below), whose sum is σ = 323934963593184. Its totient is φ = 322471672180320.

The previous prime is 323203313220103. The next prime is 323203313220283. The reversal of 323203313220121 is 121022313302323.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 323203313220121 - 2⁵ = 323203313220089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323203313220121.

It is not an unprimeable number, because it can be changed into a prime (323203313220101) 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, 69503706 + ... + 74007916.

It is an arithmetic number, because the mean of its divisors is an integer number (40491870449148).

Almost surely, 2^{323203313220121} is an apocalyptic number.

It is an amenable number.

323203313220121 is a deficient number, since it is larger than the sum of its proper divisors (731650373063).

323203313220121 is a wasteful number, since it uses less digits than its factorization.

323203313220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4666631.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 323203313220121 its reverse (121022313302323), we get a palindrome (444225626522444).

The spelling of 323203313220121 in words is "three hundred twenty-three trillion, two hundred three billion, three hundred thirteen million, two hundred twenty thousand, one hundred twenty-one".