200144100211021 has 8 divisors (see below), whose sum is σ = 205152771983544. Its totient is φ = 195141481217280.

The previous prime is 200144100210997. The next prime is 200144100211067. The reversal of 200144100211021 is 120112001441002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8842974953796 + 191301125257225 = 2973714^2 + 13831165^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200144100211021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200144100211021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200144100214021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1513127736 + ... + 1513260001.

It is an arithmetic number, because the mean of its divisors is an integer number (25644096497943).

Almost surely, 2^{200144100211021} is an apocalyptic number.

It is an amenable number.

200144100211021 is a deficient number, since it is larger than the sum of its proper divisors (5008671772523).

200144100211021 is a wasteful number, since it uses less digits than its factorization.

200144100211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026389391.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 200144100211021 its reverse (120112001441002), we get a palindrome (320256101652023).

The spelling of 200144100211021 in words is "two hundred trillion, one hundred forty-four billion, one hundred million, two hundred eleven thousand, twenty-one".