12210020022011 has 16 divisors (see below), whose sum is σ = 14777977729536. Its totient is φ = 9848215218816.

The previous prime is 12210020022007. The next prime is 12210020022029. The reversal of 12210020022011 is 11022002001221.

It is a cyclic number.

It is not a de Polignac number, because 12210020022011 - 2² = 12210020022007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12210020022001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9192911 + ... + 10436936.

It is an arithmetic number, because the mean of its divisors is an integer number (923623608096).

Almost surely, 2^{12210020022011} is an apocalyptic number.

12210020022011 is a deficient number, since it is larger than the sum of its proper divisors (2567957707525).

12210020022011 is a wasteful number, since it uses less digits than its factorization.

12210020022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19635098.

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

Adding to 12210020022011 its reverse (11022002001221), we get a palindrome (23232022023232).

The spelling of 12210020022011 in words is "twelve trillion, two hundred ten billion, twenty million, twenty-two thousand, eleven".