11112220011 has 32 divisors (see below), whose sum is σ = 15448375296. Its totient is φ = 7100100000.

The previous prime is 11112219973. The next prime is 11112220019. The reversal of 11112220011 is 11002221111.

11112220011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11112220011 - 2⁷ = 11112219883 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11112220019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1507986 + ... + 1515336.

It is an arithmetic number, because the mean of its divisors is an integer number (482761728).

Almost surely, 2^11112220011 is an apocalyptic number.

11112220011 is a deficient number, since it is larger than the sum of its proper divisors (4336155285).

11112220011 is a wasteful number, since it uses less digits than its factorization.

11112220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7623.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11112220011 its reverse (11002221111), we get a palindrome (22114441122).

The spelling of 11112220011 in words is "eleven billion, one hundred twelve million, two hundred twenty thousand, eleven".