200421241444 has 12 divisors (see below), whose sum is σ = 350740309500. Its totient is φ = 100209724448.

The previous prime is 200421241411. The next prime is 200421241511. The reversal of 200421241444 is 444142124002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 117066622500 + 83354618944 = 342150^2 + 288712^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 738882 + ... + 973030.

It is an arithmetic number, because the mean of its divisors is an integer number (29228359125).

Almost surely, 2^200421241444 is an apocalyptic number.

It is an amenable number.

200421241444 is a deficient number, since it is larger than the sum of its proper divisors (150319068056).

200421241444 is a wasteful number, since it uses less digits than its factorization.

200421241444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448142 (or 448140 counting only the distinct ones).

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

Adding to 200421241444 its reverse (444142124002), we get a palindrome (644563365446).

The spelling of 200421241444 in words is "two hundred billion, four hundred twenty-one million, two hundred forty-one thousand, four hundred forty-four".