11121102122103 has 40 divisors (see below), whose sum is σ = 16716585600000. Its totient is φ = 7367850819792.

The previous prime is 11121102122041. The next prime is 11121102122111. The reversal of 11121102122103 is 30122120112111.

It is a happy number.

It is not a de Polignac number, because 11121102122103 - 2¹⁰ = 11121102121079 is a prime.

It is a super-2 number, since 2×11121102122103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121102122203) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 154425898 + ... + 154497896.

It is an arithmetic number, because the mean of its divisors is an integer number (417914640000).

Almost surely, 2^{11121102122103} is an apocalyptic number.

11121102122103 is a deficient number, since it is larger than the sum of its proper divisors (5595483477897).

11121102122103 is a wasteful number, since it uses less digits than its factorization.

11121102122103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83873 (or 83864 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11121102122103 its reverse (30122120112111), we get a palindrome (41243222234214).

The spelling of 11121102122103 in words is "eleven trillion, one hundred twenty-one billion, one hundred two million, one hundred twenty-two thousand, one hundred three".