12211331332011 has 128 divisors (see below), whose sum is σ = 19832947200000. Its totient is φ = 6536908707840.

The previous prime is 12211331332003. The next prime is 12211331332021. The reversal of 12211331332011 is 11023313311221.

It is not a de Polignac number, because 12211331332011 - 2³ = 12211331332003 is a prime.

It is a super-2 number, since 2×12211331332011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211331332021) 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 127 ways as a sum of consecutive naturals, for example, 702235905 + ... + 702253293.

It is an arithmetic number, because the mean of its divisors is an integer number (154944900000).

Almost surely, 2^{12211331332011} is an apocalyptic number.

12211331332011 is a deficient number, since it is larger than the sum of its proper divisors (7621615867989).

12211331332011 is a wasteful number, since it uses less digits than its factorization.

12211331332011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17757.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12211331332011 its reverse (11023313311221), we get a palindrome (23234644643232).

The spelling of 12211331332011 in words is "twelve trillion, two hundred eleven billion, three hundred thirty-one million, three hundred thirty-two thousand, eleven".