10200001110221 has 4 divisors (see below), whose sum is σ = 10984616580252. Its totient is φ = 9415385640192.

The previous prime is 10200001110217. The next prime is 10200001110241. The reversal of 10200001110221 is 12201110000201.

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 4072465261225 + 6127535848996 = 2018035^2 + 2475386^2 .

It is a cyclic number.

It is not a de Polignac number, because 10200001110221 - 2² = 10200001110217 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 (10200001110241) 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 3 ways as a sum of consecutive naturals, for example, 392307734996 + ... + 392307735021.

It is an arithmetic number, because the mean of its divisors is an integer number (2746154145063).

Almost surely, 2^{10200001110221} is an apocalyptic number.

It is an amenable number.

10200001110221 is a deficient number, since it is larger than the sum of its proper divisors (784615470031).

10200001110221 is an equidigital number, since it uses as much as digits as its factorization.

10200001110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784615470030.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10200001110221 its reverse (12201110000201), we get a palindrome (22401111110422).

The spelling of 10200001110221 in words is "ten trillion, two hundred billion, one million, one hundred ten thousand, two hundred twenty-one".