200444420242 has 16 divisors (see below), whose sum is σ = 328228902432. Its totient is φ = 91047505120.

The previous prime is 200444420179. The next prime is 200444420243. The reversal of 200444420242 is 242024444002.

It is a self number, because there is not a number n which added to its sum of digits gives 200444420242.

It is not an unprimeable number, because it can be changed into a prime (200444420243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3147508 + ... + 3210559.

It is an arithmetic number, because the mean of its divisors is an integer number (20514306402).

Almost surely, 2^200444420242 is an apocalyptic number.

200444420242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200444420242 is a deficient number, since it is larger than the sum of its proper divisors (127784482190).

200444420242 is a wasteful number, since it uses less digits than its factorization.

200444420242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6359513.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 200444420242 its reverse (242024444002), we get a palindrome (442468864244).

The spelling of 200444420242 in words is "two hundred billion, four hundred forty-four million, four hundred twenty thousand, two hundred forty-two".