10221101211 has 8 divisors (see below), whose sum is σ = 13645859920. Its totient is φ = 6805204992.

The previous prime is 10221101207. The next prime is 10221101213. The reversal of 10221101211 is 11210112201.

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

It is not a de Polignac number, because 10221101211 - 2² = 10221101207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221101213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2212930 + ... + 2217543.

It is an arithmetic number, because the mean of its divisors is an integer number (1705732490).

Almost surely, 2^10221101211 is an apocalyptic number.

10221101211 is a deficient number, since it is larger than the sum of its proper divisors (3424758709).

10221101211 is an equidigital number, since it uses as much as digits as its factorization.

10221101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4431245.

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

Adding to 10221101211 its reverse (11210112201), we get a palindrome (21431213412).

The spelling of 10221101211 in words is "ten billion, two hundred twenty-one million, one hundred one thousand, two hundred eleven".