200113042 has 4 divisors (see below), whose sum is σ = 300169566. Its totient is φ = 100056520.

The previous prime is 200113031. The next prime is 200113049. The reversal of 200113042 is 240311002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 199967881 + 145161 = 14141^2 + 381^2 .

It is not an unprimeable number, because it can be changed into a prime (200113049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50028259 + ... + 50028262.

Almost surely, 2^200113042 is an apocalyptic number.

200113042 is a deficient number, since it is larger than the sum of its proper divisors (100056524).

200113042 is a wasteful number, since it uses less digits than its factorization.

200113042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100056523.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 200113042 is about 14146.1316973935. The cubic root of 200113042 is about 584.9137058287.

Adding to 200113042 its reverse (240311002), we get a palindrome (440424044).

The spelling of 200113042 in words is "two hundred million, one hundred thirteen thousand, forty-two".