12011200022211 has 16 divisors (see below), whose sum is σ = 17246974715040. Its totient is φ = 7391454819840.

The previous prime is 12011200022179. The next prime is 12011200022233. The reversal of 12011200022211 is 11222000211021.

It is not a de Polignac number, because 12011200022211 - 2⁵ = 12011200022179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011200022011) 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 15 ways as a sum of consecutive naturals, for example, 4821981 + ... + 6875601.

It is an arithmetic number, because the mean of its divisors is an integer number (1077935919690).

Almost surely, 2^{12011200022211} is an apocalyptic number.

12011200022211 is a deficient number, since it is larger than the sum of its proper divisors (5235774692829).

12011200022211 is a wasteful number, since it uses less digits than its factorization.

12011200022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203606.

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

Adding to 12011200022211 its reverse (11222000211021), we get a palindrome (23233200233232).

The spelling of 12011200022211 in words is "twelve trillion, eleven billion, two hundred million, twenty-two thousand, two hundred eleven".