12001120022211 has 16 divisors (see below), whose sum is σ = 16135142342304. Its totient is φ = 7934183737344.

The previous prime is 12001120022179. The next prime is 12001120022237. The reversal of 12001120022211 is 11222002110021.

It is not a de Polignac number, because 12001120022211 - 2⁵ = 12001120022179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12001120022261) 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, 32509396 + ... + 32876481.

It is an arithmetic number, because the mean of its divisors is an integer number (1008446396394).

Almost surely, 2^{12001120022211} is an apocalyptic number.

12001120022211 is a deficient number, since it is larger than the sum of its proper divisors (4134022320093).

12001120022211 is a wasteful number, since it uses less digits than its factorization.

12001120022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65386390.

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

Adding to 12001120022211 its reverse (11222002110021), we get a palindrome (23223122132232).

The spelling of 12001120022211 in words is "twelve trillion, one billion, one hundred twenty million, twenty-two thousand, two hundred eleven".