12002012122101 has 32 divisors (see below), whose sum is σ = 16730113559040. Its totient is φ = 7643526998016.

The previous prime is 12002012122099. The next prime is 12002012122117. The reversal of 12002012122101 is 10122121020021.

It is not a de Polignac number, because 12002012122101 - 2¹ = 12002012122099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002012122141) 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, 28542955 + ... + 28960391.

It is an arithmetic number, because the mean of its divisors is an integer number (522816048720).

Almost surely, 2^{12002012122101} is an apocalyptic number.

It is an amenable number.

12002012122101 is a deficient number, since it is larger than the sum of its proper divisors (4728101436939).

12002012122101 is a wasteful number, since it uses less digits than its factorization.

12002012122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420973.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12002012122101 its reverse (10122121020021), we get a palindrome (22124133142122).

The spelling of 12002012122101 in words is "twelve trillion, two billion, twelve million, one hundred twenty-two thousand, one hundred one".