220201010202221 has 8 divisors (see below), whose sum is σ = 225523209308544. Its totient is φ = 214905355730560.

The previous prime is 220201010202197. The next prime is 220201010202233. The reversal of 220201010202221 is 122202010102022.

It is a happy number.

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 220201010202221 - 2¹⁸ = 220201009940077 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 220201010202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220201010232221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6636141875 + ... + 6636175056.

It is an arithmetic number, because the mean of its divisors is an integer number (28190401163568).

Almost surely, 2^{220201010202221} is an apocalyptic number.

It is an amenable number.

220201010202221 is a deficient number, since it is larger than the sum of its proper divisors (5322199106323).

220201010202221 is a wasteful number, since it uses less digits than its factorization.

220201010202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13272317331.

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

Adding to 220201010202221 its reverse (122202010102022), we get a palindrome (342403020304243).

The spelling of 220201010202221 in words is "two hundred twenty trillion, two hundred one billion, ten million, two hundred two thousand, two hundred twenty-one".