12010112002121 has 32 divisors (see below), whose sum is σ = 12344334837120. Its totient is φ = 11682088704000.

The previous prime is 12010112002039. The next prime is 12010112002151. The reversal of 12010112002121 is 12120021101021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12010112002121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010112002096 and 12010112002105.

It is not an unprimeable number, because it can be changed into a prime (12010112002151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3789872825 + ... + 3789875993.

It is an arithmetic number, because the mean of its divisors is an integer number (385760463660).

Almost surely, 2^{12010112002121} is an apocalyptic number.

It is an amenable number.

12010112002121 is a deficient number, since it is larger than the sum of its proper divisors (334222834999).

12010112002121 is a wasteful number, since it uses less digits than its factorization.

12010112002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6185.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12010112002121 its reverse (12120021101021), we get a palindrome (24130133103142).

The spelling of 12010112002121 in words is "twelve trillion, ten billion, one hundred twelve million, two thousand, one hundred twenty-one".