12012100022211 has 16 divisors (see below), whose sum is σ = 16713274281216. Its totient is φ = 7659529026336.

The previous prime is 12012100022207. The next prime is 12012100022213. The reversal of 12012100022211 is 11222000121021.

It is not a de Polignac number, because 12012100022211 - 2² = 12012100022207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12012100022213) 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, 2621320 + ... + 5558373.

It is an arithmetic number, because the mean of its divisors is an integer number (1044579642576).

Almost surely, 2^{12012100022211} is an apocalyptic number.

12012100022211 is a deficient number, since it is larger than the sum of its proper divisors (4701174259005).

12012100022211 is a wasteful number, since it uses less digits than its factorization.

12012100022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8201002.

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

Adding to 12012100022211 its reverse (11222000121021), we get a palindrome (23234100143232).

The spelling of 12012100022211 in words is "twelve trillion, twelve billion, one hundred million, twenty-two thousand, two hundred eleven".