10111012112 has 20 divisors (see below), whose sum is σ = 19603359516. Its totient is φ = 5052080640.

The previous prime is 10111012097. The next prime is 10111012141. The reversal of 10111012112 is 21121011101.

It can be written as a sum of positive squares in 2 ways, for example, as 6320886016 + 3790126096 = 79504^2 + 61564^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10111012093 and 10111012102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189653 + ... + 237044.

Almost surely, 2^10111012112 is an apocalyptic number.

It is an amenable number.

10111012112 is a deficient number, since it is larger than the sum of its proper divisors (9492347404).

10111012112 is a wasteful number, since it uses less digits than its factorization.

10111012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428186 (or 428180 counting only the distinct ones).

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

Adding to 10111012112 its reverse (21121011101), we get a palindrome (31232023213).

It can be divided in two parts, 1011101 and 2112, that multiplied together give a palindrome (2135445312).

The spelling of 10111012112 in words is "ten billion, one hundred eleven million, twelve thousand, one hundred twelve".