201112002 has 96 divisors (see below), whose sum is σ = 545650560. Its totient is φ = 52116480.

The previous prime is 201111991. The next prime is 201112019. The reversal of 201112002 is 200211102.

It is a Harshad number since it is a multiple of its sum of digits (9).

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 in 47 ways as a sum of consecutive naturals, for example, 95602 + ... + 97682.

It is an arithmetic number, because the mean of its divisors is an integer number (5683860).

Almost surely, 2^201112002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201112002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272825280).

201112002 is an abundant number, since it is smaller than the sum of its proper divisors (344538558).

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

201112002 is a wasteful number, since it uses less digits than its factorization.

201112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168 (or 2165 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 201112002 is about 14181.3963346350. The cubic root of 201112002 is about 585.8853829656.

Adding to 201112002 its reverse (200211102), we get a palindrome (401323104).

The spelling of 201112002 in words is "two hundred one million, one hundred twelve thousand, two".