12113422011 has 6 divisors (see below), whose sum is σ = 17497165140. Its totient is φ = 8075614668.

The previous prime is 12113421953. The next prime is 12113422021. The reversal of 12113422011 is 11022431121.

12113422011 is a `hidden beast` number, since 121 + 1 + 342 + 201 + 1 = 666.

It is not a de Polignac number, because 12113422011 - 2²² = 12109227707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12113422021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 672967881 + ... + 672967898.

It is an arithmetic number, because the mean of its divisors is an integer number (2916194190).

Almost surely, 2^12113422011 is an apocalyptic number.

12113422011 is a deficient number, since it is larger than the sum of its proper divisors (5383743129).

12113422011 is a wasteful number, since it uses less digits than its factorization.

12113422011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345935785 (or 1345935782 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12113422011 its reverse (11022431121), we get a palindrome (23135853132).

The spelling of 12113422011 in words is "twelve billion, one hundred thirteen million, four hundred twenty-two thousand, eleven".