200210241421 has 4 divisors (see below), whose sum is σ = 200270567200. Its totient is φ = 200149915644.

The previous prime is 200210241409. The next prime is 200210241433. The reversal of 200210241421 is 124142012002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (200210241409) and next prime (200210241433).

It is a cyclic number.

It is not a de Polignac number, because 200210241421 - 2⁷ = 200210241293 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 (200210271421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30157911 + ... + 30164548.

It is an arithmetic number, because the mean of its divisors is an integer number (50067641800).

Almost surely, 2^200210241421 is an apocalyptic number.

It is an amenable number.

200210241421 is a deficient number, since it is larger than the sum of its proper divisors (60325779).

200210241421 is an equidigital number, since it uses as much as digits as its factorization.

200210241421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60325778.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 200210241421 its reverse (124142012002), we get a palindrome (324352253423).

The spelling of 200210241421 in words is "two hundred billion, two hundred ten million, two hundred forty-one thousand, four hundred twenty-one".