12003102131121 has 24 divisors (see below), whose sum is σ = 17481282847080. Its totient is φ = 7936123723776.

The previous prime is 12003102131099. The next prime is 12003102131129. The reversal of 12003102131121 is 12113120130021.

12003102131121 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 310 + 21 + 311 + 21 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4242219912225 + 7760882218896 = 2059665^2 + 2785836^2 .

It is not a de Polignac number, because 12003102131121 - 2¹⁷ = 12003102000049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12003102131094 and 12003102131103.

It is not an unprimeable number, because it can be changed into a prime (12003102131129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10800910 + ... + 11860263.

It is an arithmetic number, because the mean of its divisors is an integer number (728386785295).

Almost surely, 2^{12003102131121} is an apocalyptic number.

It is an amenable number.

12003102131121 is a deficient number, since it is larger than the sum of its proper divisors (5478180715959).

12003102131121 is a wasteful number, since it uses less digits than its factorization.

12003102131121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22661665 (or 22661662 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12003102131121 its reverse (12113120130021), we get a palindrome (24116222261142).

The spelling of 12003102131121 in words is "twelve trillion, three billion, one hundred two million, one hundred thirty-one thousand, one hundred twenty-one".