12022120011 has 16 divisors (see below), whose sum is σ = 17647153920. Its totient is φ = 7219285920.

The previous prime is 12022119953. The next prime is 12022120049. The reversal of 12022120011 is 11002122021.

It is not a de Polignac number, because 12022120011 - 2¹³ = 12022111819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12022120051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1667535 + ... + 1674728.

It is an arithmetic number, because the mean of its divisors is an integer number (1102947120).

Almost surely, 2^12022120011 is an apocalyptic number.

12022120011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12022120011 is a deficient number, since it is larger than the sum of its proper divisors (5625033909).

12022120011 is a wasteful number, since it uses less digits than its factorization.

12022120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342386.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12022120011 its reverse (11002122021), we get a palindrome (23024242032).

The spelling of 12022120011 in words is "twelve billion, twenty-two million, one hundred twenty thousand, eleven".