9122100112 has 20 divisors (see below), whose sum is σ = 17808989616. Its totient is φ = 4526231840.

The previous prime is 9122100077. The next prime is 9122100149. The reversal of 9122100112 is 2110012219.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9122100112.

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, 2173978 + ... + 2178169.

Almost surely, 2^9122100112 is an apocalyptic number.

It is an amenable number.

9122100112 is a deficient number, since it is larger than the sum of its proper divisors (8686889504).

9122100112 is a wasteful number, since it uses less digits than its factorization.

9122100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4352286 (or 4352280 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 9122100112 is about 95509.6859590691. The cubic root of 9122100112 is about 2089.4482118954.

The spelling of 9122100112 in words is "nine billion, one hundred twenty-two million, one hundred thousand, one hundred twelve".