201044444122 has 4 divisors (see below), whose sum is σ = 301566666186. Its totient is φ = 100522222060.

The previous prime is 201044444093. The next prime is 201044444129. The reversal of 201044444122 is 221444440102.

It is a happy number.

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., 201036553641 + 7890481 = 448371^2 + 2809^2 .

It is not an unprimeable number, because it can be changed into a prime (201044444129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50261111029 + ... + 50261111032.

Almost surely, 2^201044444122 is an apocalyptic number.

201044444122 is a deficient number, since it is larger than the sum of its proper divisors (100522222064).

201044444122 is a wasteful number, since it uses less digits than its factorization.

201044444122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100522222063.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 201044444122 its reverse (221444440102), we get a palindrome (422488884224).

The spelling of 201044444122 in words is "two hundred one billion, forty-four million, four hundred forty-four thousand, one hundred twenty-two".