12022222011 has 8 divisors (see below), whose sum is σ = 16053956160. Its totient is φ = 8002651272.

The previous prime is 12022221989. The next prime is 12022222019. The reversal of 12022222011 is 11022222021.

12022222011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12022222011 - 2²⁷ = 11888004283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12022222019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3038545 + ... + 3042498.

It is an arithmetic number, because the mean of its divisors is an integer number (2006744520).

Almost surely, 2^12022222011 is an apocalyptic number.

12022222011 is a deficient number, since it is larger than the sum of its proper divisors (4031734149).

12022222011 is an equidigital number, since it uses as much as digits as its factorization.

12022222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6081705.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12022222011 its reverse (11022222021), we get a palindrome (23044444032).

The spelling of 12022222011 in words is "twelve billion, twenty-two million, two hundred twenty-two thousand, eleven".