12330210121121 has 8 divisors (see below), whose sum is σ = 13505706826920. Its totient is φ = 11204734551808.

The previous prime is 12330210121111. The next prime is 12330210121133. The reversal of 12330210121121 is 12112101203321.

It can be written as a sum of positive squares in 4 ways, for example, as 8055918507025 + 4274291614096 = 2838295^2 + 2067436^2 .

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 12330210121121 - 2¹⁸ = 12330209858977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12330210121093 and 12330210121102.

It is not an unprimeable number, because it can be changed into a prime (12330210121111) 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, 12505283606 + ... + 12505284591.

It is an arithmetic number, because the mean of its divisors is an integer number (1688213353365).

Almost surely, 2^{12330210121121} is an apocalyptic number.

It is an amenable number.

12330210121121 is a deficient number, since it is larger than the sum of its proper divisors (1175496705799).

12330210121121 is a wasteful number, since it uses less digits than its factorization.

12330210121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25010568243.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 12330210121121 its reverse (12112101203321), we get a palindrome (24442311324442).

The spelling of 12330210121121 in words is "twelve trillion, three hundred thirty billion, two hundred ten million, one hundred twenty-one thousand, one hundred twenty-one".