12012002002101 has 16 divisors (see below), whose sum is σ = 16356930822144. Its totient is φ = 7837540636464.

The previous prime is 12012002002097. The next prime is 12012002002103. The reversal of 12012002002101 is 10120020021021.

12012002002101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12012002002101 - 2² = 12012002002097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012002002103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16151236 + ... + 16878578.

It is an arithmetic number, because the mean of its divisors is an integer number (1022308176384).

Almost surely, 2^{12012002002101} is an apocalyptic number.

It is an amenable number.

12012002002101 is a deficient number, since it is larger than the sum of its proper divisors (4344928820043).

12012002002101 is a wasteful number, since it uses less digits than its factorization.

12012002002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844520.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12012002002101 its reverse (10120020021021), we get a palindrome (22132022023122).

It can be divided in two parts, 1 and 2012002002101, that added together give a palindrome (2012002002102).

The spelling of 12012002002101 in words is "twelve trillion, twelve billion, two million, two thousand, one hundred one".