12001234304121 has 64 divisors (see below), whose sum is σ = 16467865989120. Its totient is φ = 7772171494400.

The previous prime is 12001234304107. The next prime is 12001234304131. The reversal of 12001234304121 is 12140343210021.

It is a cyclic number.

It is not a de Polignac number, because 12001234304121 - 2¹⁵ = 12001234271353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12001234304091 and 12001234304100.

It is not an unprimeable number, because it can be changed into a prime (12001234304131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4965341905 + ... + 4965344321.

It is an arithmetic number, because the mean of its divisors is an integer number (257310406080).

Almost surely, 2^{12001234304121} is an apocalyptic number.

It is an amenable number.

12001234304121 is a deficient number, since it is larger than the sum of its proper divisors (4466631684999).

12001234304121 is a wasteful number, since it uses less digits than its factorization.

12001234304121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12001234304121 its reverse (12140343210021), we get a palindrome (24141577514142).

The spelling of 12001234304121 in words is "twelve trillion, one billion, two hundred thirty-four million, three hundred four thousand, one hundred twenty-one".