11122123104 has 36 divisors (see below), whose sum is σ = 31628538396. Its totient is φ = 3707374272.

The previous prime is 11122123069. The next prime is 11122123121. The reversal of 11122123104 is 40132122111.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19308954 + ... + 19309529.

It is an arithmetic number, because the mean of its divisors is an integer number (878570511).

Almost surely, 2^11122123104 is an apocalyptic number.

It is an amenable number.

11122123104 is an abundant number, since it is smaller than the sum of its proper divisors (20506415292).

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

11122123104 is a wasteful number, since it uses less digits than its factorization.

11122123104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38618499 (or 38618488 counting only the distinct ones).

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

Adding to 11122123104 its reverse (40132122111), we get a palindrome (51254245215).

The spelling of 11122123104 in words is "eleven billion, one hundred twenty-two million, one hundred twenty-three thousand, one hundred four".