11001121112 has 16 divisors (see below), whose sum is σ = 20819880360. Its totient is φ = 5449153024.

The previous prime is 11001121069. The next prime is 11001121123. The reversal of 11001121112 is 21112110011.

It is a junction number, because it is equal to n+sod(n) for n = 11001121093 and 11001121102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6425033 + ... + 6426744.

Almost surely, 2^11001121112 is an apocalyptic number.

It is an amenable number.

11001121112 is a deficient number, since it is larger than the sum of its proper divisors (9818759248).

11001121112 is a wasteful number, since it uses less digits than its factorization.

11001121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12851890 (or 12851886 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11001121112 its reverse (21112110011), we get a palindrome (32113231123).

It can be divided in two parts, 110011 and 21112, that multiplied together give a palindrome (2322552232).

The spelling of 11001121112 in words is "eleven billion, one million, one hundred twenty-one thousand, one hundred twelve".