10221021202111 has 8 divisors (see below), whose sum is σ = 10222678224000. Its totient is φ = 10219364328600.

The previous prime is 10221021202109. The next prime is 10221021202121. The reversal of 10221021202111 is 11120212012201.

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

It is a cyclic number.

It is not a de Polignac number, because 10221021202111 - 2¹ = 10221021202109 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 (10221021202121) 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, 281560440 + ... + 281596738.

It is an arithmetic number, because the mean of its divisors is an integer number (1277834778000).

Almost surely, 2^{10221021202111} is an apocalyptic number.

10221021202111 is a deficient number, since it is larger than the sum of its proper divisors (1657021889).

10221021202111 is a wasteful number, since it uses less digits than its factorization.

10221021202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74189.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10221021202111 its reverse (11120212012201), we get a palindrome (21341233214312).

The spelling of 10221021202111 in words is "ten trillion, two hundred twenty-one billion, twenty-one million, two hundred two thousand, one hundred eleven".