200221202330221 has 4 divisors (see below), whose sum is σ = 200381507537500. Its totient is φ = 200060897122944.

The previous prime is 200221202330207. The next prime is 200221202330251. The reversal of 200221202330221 is 122033202122002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 137006697260196 + 63214505070025 = 11704986^2 + 7950755^2 .

It is a cyclic number.

It is not a de Polignac number, because 200221202330221 - 2¹⁵ = 200221202297453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200221202330192 and 200221202330201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200221202330251) 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, 80152601766 + ... + 80152604263.

It is an arithmetic number, because the mean of its divisors is an integer number (50095376884375).

Almost surely, 2^{200221202330221} is an apocalyptic number.

It is an amenable number.

200221202330221 is a deficient number, since it is larger than the sum of its proper divisors (160305207279).

200221202330221 is a wasteful number, since it uses less digits than its factorization.

200221202330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160305207278.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 200221202330221 its reverse (122033202122002), we get a palindrome (322254404452223).

The spelling of 200221202330221 in words is "two hundred trillion, two hundred twenty-one billion, two hundred two million, three hundred thirty thousand, two hundred twenty-one".