10011121112 has 8 divisors (see below), whose sum is σ = 18770852100. Its totient is φ = 5005560552.

The previous prime is 10011121103. The next prime is 10011121139. The reversal of 10011121112 is 21112111001.

10011121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 10011121093 and 10011121102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625695062 + ... + 625695077.

Almost surely, 2^10011121112 is an apocalyptic number.

It is an amenable number.

10011121112 is a deficient number, since it is larger than the sum of its proper divisors (8759730988).

10011121112 is a wasteful number, since it uses less digits than its factorization.

10011121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251390145 (or 1251390141 counting only the distinct ones).

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

Adding to 10011121112 its reverse (21112111001), we get a palindrome (31123232113).

The spelling of 10011121112 in words is "ten billion, eleven million, one hundred twenty-one thousand, one hundred twelve".