2202112100221 has 8 divisors (see below), whose sum is σ = 2431247533344. Its totient is φ = 1977800571120.

The previous prime is 2202112100191. The next prime is 2202112100239. The reversal of 2202112100221 is 1220012112022.

It is a happy number.

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

It is not a de Polignac number, because 2202112100221 - 2¹³ = 2202112092029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202112100195 and 2202112100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202112100291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1205975046 + ... + 1205976871.

It is an arithmetic number, because the mean of its divisors is an integer number (303905941668).

Almost surely, 2^{2202112100221} is an apocalyptic number.

It is an amenable number.

2202112100221 is a deficient number, since it is larger than the sum of its proper divisors (229135433123).

2202112100221 is a wasteful number, since it uses less digits than its factorization.

2202112100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411952011.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2202112100221 its reverse (1220012112022), we get a palindrome (3422124212243).

The spelling of 2202112100221 in words is "two trillion, two hundred two billion, one hundred twelve million, one hundred thousand, two hundred twenty-one".