200202122010221 has 4 divisors (see below), whose sum is σ = 200208053782944. Its totient is φ = 200196190237500.

The previous prime is 200202122010127. The next prime is 200202122010277. The reversal of 200202122010221 is 122010221202002.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200202122010221 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 200202122010221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200202122010721) 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, 2965835735 + ... + 2965903236.

It is an arithmetic number, because the mean of its divisors is an integer number (50052013445736).

Almost surely, 2^{200202122010221} is an apocalyptic number.

It is an amenable number.

200202122010221 is a deficient number, since it is larger than the sum of its proper divisors (5931772723).

200202122010221 is an equidigital number, since it uses as much as digits as its factorization.

200202122010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5931772722.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 200202122010221 its reverse (122010221202002), we get a palindrome (322212343212223).

The spelling of 200202122010221 in words is "two hundred trillion, two hundred two billion, one hundred twenty-two million, ten thousand, two hundred twenty-one".