10011001112 has 16 divisors (see below), whose sum is σ = 21452145360. Its totient is φ = 4290429024.

The previous prime is 10011001103. The next prime is 10011001139. The reversal of 10011001112 is 21110011001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 10011001112.

It is a congruent number.

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, 89383883 + ... + 89383994.

It is an arithmetic number, because the mean of its divisors is an integer number (1340759085).

Almost surely, 2^10011001112 is an apocalyptic number.

It is an amenable number.

10011001112 is an abundant number, since it is smaller than the sum of its proper divisors (11441144248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10011001112 is a wasteful number, since it uses less digits than its factorization.

10011001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178767890 (or 178767886 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10011001112 its reverse (21110011001), we get a palindrome (31121012113).

The spelling of 10011001112 in words is "ten billion, eleven million, one thousand, one hundred twelve".