200142244444444 has 6 divisors (see below), whose sum is σ = 350248927777784. Its totient is φ = 100071122222220.

The previous prime is 200142244444427. The next prime is 200142244444447. The reversal of 200142244444444 is 444444442241002.

It is a super-2 number, since 2×200142244444444² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200142244444444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200142244444447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25017780555552 + ... + 25017780555559.

Almost surely, 2^{200142244444444} is an apocalyptic number.

It is an amenable number.

200142244444444 is a deficient number, since it is larger than the sum of its proper divisors (150106683333340).

200142244444444 is a wasteful number, since it uses less digits than its factorization.

200142244444444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50035561111115 (or 50035561111113 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 43.

Adding to 200142244444444 its reverse (444444442241002), we get a palindrome (644586686685446).

The spelling of 200142244444444 in words is "two hundred trillion, one hundred forty-two billion, two hundred forty-four million, four hundred forty-four thousand, four hundred forty-four".