11121002122 has 16 divisors (see below), whose sum is σ = 16808914944. Its totient is φ = 5518170000.

The previous prime is 11121002111. The next prime is 11121002147. The reversal of 11121002122 is 22120012111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126247 + ... + 195397.

It is an arithmetic number, because the mean of its divisors is an integer number (1050557184).

Almost surely, 2^11121002122 is an apocalyptic number.

11121002122 is a deficient number, since it is larger than the sum of its proper divisors (5687912822).

11121002122 is a wasteful number, since it uses less digits than its factorization.

11121002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69765.

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

Adding to 11121002122 its reverse (22120012111), we get a palindrome (33241014233).

The spelling of 11121002122 in words is "eleven billion, one hundred twenty-one million, two thousand, one hundred twenty-two".