200042112 has 32 divisors (see below), whose sum is σ = 531362880. Its totient is φ = 66680576.

The previous prime is 200042107. The next prime is 200042113. The reversal of 200042112 is 211240002.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (200042113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260088 + ... + 260855.

It is an arithmetic number, because the mean of its divisors is an integer number (16605090).

Almost surely, 2^200042112 is an apocalyptic number.

It is an amenable number.

200042112 is an abundant number, since it is smaller than the sum of its proper divisors (331320768).

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

200042112 is an equidigital number, since it uses as much as digits as its factorization.

200042112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520960 (or 520948 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 200042112 is about 14143.6244294028. The cubic root of 200042112 is about 584.8445901737.

Adding to 200042112 its reverse (211240002), we get a palindrome (411282114).

The spelling of 200042112 in words is "two hundred million, forty-two thousand, one hundred twelve".