10111000210221 has 16 divisors (see below), whose sum is σ = 13709945517120. Its totient is φ = 6626362767360.

The previous prime is 10111000210211. The next prime is 10111000210229. The reversal of 10111000210221 is 12201200011101.

It is not a de Polignac number, because 10111000210221 - 2²⁵ = 10110966655789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10111000210197 and 10111000210206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111000210229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42144621 + ... + 42383853.

It is an arithmetic number, because the mean of its divisors is an integer number (856871594820).

Almost surely, 2^{10111000210221} is an apocalyptic number.

It is an amenable number.

10111000210221 is a deficient number, since it is larger than the sum of its proper divisors (3598945306899).

10111000210221 is a wasteful number, since it uses less digits than its factorization.

10111000210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478076.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10111000210221 its reverse (12201200011101), we get a palindrome (22312200221322).

The spelling of 10111000210221 in words is "ten trillion, one hundred eleven billion, two hundred ten thousand, two hundred twenty-one".