10103202200221 has 4 divisors (see below), whose sum is σ = 10880371600252. Its totient is φ = 9326032800192.

The previous prime is 10103202200207. The next prime is 10103202200251. The reversal of 10103202200221 is 12200220230101.

It is a happy number.

10103202200221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 504080120196 + 9599122080025 = 709986^2 + 3098245^2 .

It is a cyclic number.

It is not a de Polignac number, because 10103202200221 - 2¹⁹ = 10103201675933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10103202200195 and 10103202200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103202200251) 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, 388584699996 + ... + 388584700021.

It is an arithmetic number, because the mean of its divisors is an integer number (2720092900063).

Almost surely, 2^{10103202200221} is an apocalyptic number.

It is an amenable number.

10103202200221 is a deficient number, since it is larger than the sum of its proper divisors (777169400031).

10103202200221 is an equidigital number, since it uses as much as digits as its factorization.

10103202200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777169400030.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10103202200221 its reverse (12200220230101), we get a palindrome (22303422430322).

The spelling of 10103202200221 in words is "ten trillion, one hundred three billion, two hundred two million, two hundred thousand, two hundred twenty-one".