9012202112 has 64 divisors (see below), whose sum is σ = 19048867200. Its totient is φ = 4232392704.

The previous prime is 9012202099. The next prime is 9012202123. The reversal of 9012202112 is 2112022109.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134089 + ... + 1142007.

It is an arithmetic number, because the mean of its divisors is an integer number (297638550).

Almost surely, 2^9012202112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9012202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9524433600).

9012202112 is an abundant number, since it is smaller than the sum of its proper divisors (10036665088).

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

9012202112 is a wasteful number, since it uses less digits than its factorization.

9012202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8473 (or 8461 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 9012202112 is about 94932.6187988091. The cubic root of 9012202112 is about 2081.0234509699.

The spelling of 9012202112 in words is "nine billion, twelve million, two hundred two thousand, one hundred twelve".