200040202442 has 4 divisors (see below), whose sum is σ = 300060303666. Its totient is φ = 100020101220.

The previous prime is 200040202423. The next prime is 200040202451. The reversal of 200040202442 is 244202040002.

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., 113751727441 + 86288475001 = 337271^2 + 293749^2 .

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 as a sum of consecutive naturals, namely, 50010050609 + ... + 50010050612.

Almost surely, 2^200040202442 is an apocalyptic number.

200040202442 is a deficient number, since it is larger than the sum of its proper divisors (100020101224).

200040202442 is a wasteful number, since it uses less digits than its factorization.

200040202442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100020101223.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 200040202442 its reverse (244202040002), we get a palindrome (444242242444).

The spelling of 200040202442 in words is "two hundred billion, forty million, two hundred two thousand, four hundred forty-two".