11011220012122 has 24 divisors (see below), whose sum is σ = 18179429839200. Its totient is φ = 4998327123240.

The previous prime is 11011220012099. The next prime is 11011220012159. The reversal of 11011220012122 is 22121002211011.

It is a junction number, because it is equal to n+sod(n) for n = 11011220012096 and 11011220012105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30606622 + ... + 30964297.

It is an arithmetic number, because the mean of its divisors is an integer number (757476243300).

Almost surely, 2^{11011220012122} is an apocalyptic number.

11011220012122 is a deficient number, since it is larger than the sum of its proper divisors (7168209827078).

11011220012122 is a wasteful number, since it uses less digits than its factorization.

11011220012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61571682 (or 61571671 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11011220012122 its reverse (22121002211011), we get a palindrome (33132222223133).

The spelling of 11011220012122 in words is "eleven trillion, eleven billion, two hundred twenty million, twelve thousand, one hundred twenty-two".