200244105421 has 8 divisors (see below), whose sum is σ = 201159858240. Its totient is φ = 199328647968.

The previous prime is 200244105361. The next prime is 200244105427. The reversal of 200244105421 is 124501442002.

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

It is a cyclic number.

It is not a de Polignac number, because 200244105421 - 2⁷ = 200244105293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200244105427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1347465 + ... + 1488673.

It is an arithmetic number, because the mean of its divisors is an integer number (25144982280).

Almost surely, 2^200244105421 is an apocalyptic number.

It is an amenable number.

200244105421 is a deficient number, since it is larger than the sum of its proper divisors (915752819).

200244105421 is a wasteful number, since it uses less digits than its factorization.

200244105421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147683.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 200244105421 its reverse (124501442002), we get a palindrome (324745547423).

The spelling of 200244105421 in words is "two hundred billion, two hundred forty-four million, one hundred five thousand, four hundred twenty-one".