10221200211021 has 8 divisors (see below), whose sum is σ = 13639091628960. Its totient is φ = 6808721133552.

The previous prime is 10221200211011. The next prime is 10221200211041. The reversal of 10221200211021 is 12011200212201.

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

It is not a de Polignac number, because 10221200211021 - 2⁹ = 10221200210509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221200211011) 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 7 ways as a sum of consecutive naturals, for example, 1353080710 + ... + 1353088263.

It is an arithmetic number, because the mean of its divisors is an integer number (1704886453620).

Almost surely, 2^{10221200211021} is an apocalyptic number.

It is an amenable number.

10221200211021 is a deficient number, since it is larger than the sum of its proper divisors (3417891417939).

10221200211021 is a wasteful number, since it uses less digits than its factorization.

10221200211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706170235.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10221200211021 its reverse (12011200212201), we get a palindrome (22232400423222).

The spelling of 10221200211021 in words is "ten trillion, two hundred twenty-one billion, two hundred million, two hundred eleven thousand, twenty-one".