11121001122 has 64 divisors (see below), whose sum is σ = 28004963328. Its totient is φ = 2859960000.

The previous prime is 11121001117. The next prime is 11121001123. The reversal of 11121001122 is 22110012111.

It is a junction number, because it is equal to n+sod(n) for n = 11121001098 and 11121001107.

It is not an unprimeable number, because it can be changed into a prime (11121001123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72504 + ... + 165827.

It is an arithmetic number, because the mean of its divisors is an integer number (437577552).

Almost surely, 2^11121001122 is an apocalyptic number.

11121001122 is an abundant number, since it is smaller than the sum of its proper divisors (16883962206).

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

11121001122 is a wasteful number, since it uses less digits than its factorization.

11121001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238455.

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

Adding to 11121001122 its reverse (22110012111), we get a palindrome (33231013233).

The spelling of 11121001122 in words is "eleven billion, one hundred twenty-one million, one thousand, one hundred twenty-two".