11101122004 has 48 divisors (see below), whose sum is σ = 22927273600. Its totient is φ = 4604294016.

The previous prime is 11101121909. The next prime is 11101122013. The reversal of 11101122004 is 40022110111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88942 + ... + 173530.

Almost surely, 2^11101122004 is an apocalyptic number.

11101122004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11101122004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11463636800).

11101122004 is an abundant number, since it is smaller than the sum of its proper divisors (11826151596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11101122004 is a wasteful number, since it uses less digits than its factorization.

11101122004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84752 (or 84750 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11101122004 its reverse (40022110111), we get a palindrome (51123232115).

The spelling of 11101122004 in words is "eleven billion, one hundred one million, one hundred twenty-two thousand, four".