201043044242 has 8 divisors (see below), whose sum is σ = 319303658556. Its totient is φ = 94608491392.

The previous prime is 201043044233. The next prime is 201043044287. The reversal of 201043044242 is 242440340102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195186356401 + 5856687841 = 441799^2 + 76529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2956515323 + ... + 2956515390.

Almost surely, 2^201043044242 is an apocalyptic number.

201043044242 is a deficient number, since it is larger than the sum of its proper divisors (118260614314).

201043044242 is a wasteful number, since it uses less digits than its factorization.

201043044242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5913030732.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 201043044242 its reverse (242440340102), we get a palindrome (443483384344).

The spelling of 201043044242 in words is "two hundred one billion, forty-three million, forty-four thousand, two hundred forty-two".