22121120120011 has 16 divisors (see below), whose sum is σ = 24655678553088. Its totient is φ = 19674170228800.

The previous prime is 22121120120009. The next prime is 22121120120041. The reversal of 22121120120011 is 11002102112122.

It is a cyclic number.

It is not a de Polignac number, because 22121120120011 - 2¹ = 22121120120009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22121120120041) 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 15 ways as a sum of consecutive naturals, for example, 7502335 + ... + 10026328.

It is an arithmetic number, because the mean of its divisors is an integer number (1540979909568).

Almost surely, 2^{22121120120011} is an apocalyptic number.

22121120120011 is a deficient number, since it is larger than the sum of its proper divisors (2534558433077).

22121120120011 is a wasteful number, since it uses less digits than its factorization.

22121120120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17531162.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22121120120011 its reverse (11002102112122), we get a palindrome (33123222232133).

The spelling of 22121120120011 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred twenty million, one hundred twenty thousand, eleven".