323112000000121 has 4 divisors (see below), whose sum is σ = 326443051546612. Its totient is φ = 319780948453632.

The previous prime is 323112000000091. The next prime is 323112000000187. The reversal of 323112000000121 is 121000000211323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 139121765510121 + 183990234490000 = 11794989^2 + 13564300^2 .

It is a cyclic number.

It is not a de Polignac number, because 323112000000121 - 2¹⁵ = 323111999967353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323112000000095 and 323112000000104.

It is not an unprimeable number, because it can be changed into a prime (323112000040121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665525773100 + ... + 1665525773293.

It is an arithmetic number, because the mean of its divisors is an integer number (81610762886653).

Almost surely, 2^{323112000000121} is an apocalyptic number.

It is an amenable number.

323112000000121 is a deficient number, since it is larger than the sum of its proper divisors (3331051546491).

323112000000121 is an equidigital number, since it uses as much as digits as its factorization.

323112000000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331051546490.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 323112000000121 its reverse (121000000211323), we get a palindrome (444112000211444).

The spelling of 323112000000121 in words is "three hundred twenty-three trillion, one hundred twelve billion, one hundred twenty-one", and thus it is an aban number.