10021002210221 has 16 divisors (see below), whose sum is σ = 10617765604800. Its totient is φ = 9431223838848.

The previous prime is 10021002210217. The next prime is 10021002210227. The reversal of 10021002210221 is 12201220012001.

It is a cyclic number.

It is not a de Polignac number, because 10021002210221 - 2² = 10021002210217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10021002210196 and 10021002210205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021002210227) 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 15 ways as a sum of consecutive naturals, for example, 6409475 + ... + 7818143.

It is an arithmetic number, because the mean of its divisors is an integer number (663610350300).

Almost surely, 2^{10021002210221} is an apocalyptic number.

It is an amenable number.

10021002210221 is a deficient number, since it is larger than the sum of its proper divisors (596763394579).

10021002210221 is a wasteful number, since it uses less digits than its factorization.

10021002210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411148.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10021002210221 its reverse (12201220012001), we get a palindrome (22222222222222).

The spelling of 10021002210221 in words is "ten trillion, twenty-one billion, two million, two hundred ten thousand, two hundred twenty-one".