10221202111 has 8 divisors (see below), whose sum is σ = 10823786784. Its totient is φ = 9618766080.

The previous prime is 10221202099. The next prime is 10221202127. The reversal of 10221202111 is 11120212201.

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 10221202111 - 2¹⁹ = 10220677823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10221202091 and 10221202100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221202141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124566 + ... + 189628.

It is an arithmetic number, because the mean of its divisors is an integer number (1352973348).

Almost surely, 2^10221202111 is an apocalyptic number.

10221202111 is a deficient number, since it is larger than the sum of its proper divisors (602584673).

10221202111 is an equidigital number, since it uses as much as digits as its factorization.

10221202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74321.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10221202111 its reverse (11120212201), we get a palindrome (21341414312).

The spelling of 10221202111 in words is "ten billion, two hundred twenty-one million, two hundred two thousand, one hundred eleven".