22112011101111 has 16 divisors (see below), whose sum is σ = 30433989765120. Its totient is φ = 14265694524960.

The previous prime is 22112011101091. The next prime is 22112011101113. The reversal of 22112011101111 is 11110111021122.

It is not a de Polignac number, because 22112011101111 - 2¹⁰ = 22112011100087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112011101113) 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, 10980550 + ... + 12837308.

It is an arithmetic number, because the mean of its divisors is an integer number (1902124360320).

Almost surely, 2^{22112011101111} is an apocalyptic number.

22112011101111 is a deficient number, since it is larger than the sum of its proper divisors (8321978664009).

22112011101111 is a wasteful number, since it uses less digits than its factorization.

22112011101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984846.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 22112011101111 its reverse (11110111021122), we get a palindrome (33222122122233).

The spelling of 22112011101111 in words is "twenty-two trillion, one hundred twelve billion, eleven million, one hundred one thousand, one hundred eleven".