2112120022001 has 8 divisors (see below), whose sum is σ = 2316069437664. Its totient is φ = 1910160357120.

The previous prime is 2112120021971. The next prime is 2112120022039. The reversal of 2112120022001 is 1002200212112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2112120022001 - 2¹⁰ = 2112120020977 is a prime.

It is a super-2 number, since 2×2112120022001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112120052001) 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 7 ways as a sum of consecutive naturals, for example, 497435471 + ... + 497439716.

It is an arithmetic number, because the mean of its divisors is an integer number (289508679708).

Almost surely, 2^{2112120022001} is an apocalyptic number.

It is an amenable number.

2112120022001 is a deficient number, since it is larger than the sum of its proper divisors (203949415663).

2112120022001 is a wasteful number, since it uses less digits than its factorization.

2112120022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994875391.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2112120022001 its reverse (1002200212112), we get a palindrome (3114320234113).

The spelling of 2112120022001 in words is "two trillion, one hundred twelve billion, one hundred twenty million, twenty-two thousand, one".