122212120011 has 16 divisors (see below), whose sum is σ = 166227769344. Its totient is φ = 79851919104.

The previous prime is 122212119907. The next prime is 122212120033. The reversal of 122212120011 is 110021212221.

It is not a de Polignac number, because 122212120011 - 2¹⁴ = 122212103627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122212120211) 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, 2008731 + ... + 2068676.

It is an arithmetic number, because the mean of its divisors is an integer number (10389235584).

Almost surely, 2^122212120011 is an apocalyptic number.

122212120011 is a deficient number, since it is larger than the sum of its proper divisors (44015649333).

122212120011 is a wasteful number, since it uses less digits than its factorization.

122212120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4077610.

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

Adding to 122212120011 its reverse (110021212221), we get a palindrome (232233332232).

The spelling of 122212120011 in words is "one hundred twenty-two billion, two hundred twelve million, one hundred twenty thousand, eleven".