10021122211 has 16 divisors (see below), whose sum is σ = 10263225600. Its totient is φ = 9781687008.

The previous prime is 10021122197. The next prime is 10021122233. The reversal of 10021122211 is 11222112001.

It is a cyclic number.

It is not a de Polignac number, because 10021122211 - 2²³ = 10012733603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10021122191 and 10021122200.

It is not an unprimeable number, because it can be changed into a prime (10021122911) 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, 6579096 + ... + 6580618.

It is an arithmetic number, because the mean of its divisors is an integer number (641451600).

Almost surely, 2^10021122211 is an apocalyptic number.

10021122211 is a deficient number, since it is larger than the sum of its proper divisors (242103389).

10021122211 is a wasteful number, since it uses less digits than its factorization.

10021122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298.

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

Adding to 10021122211 its reverse (11222112001), we get a palindrome (21243234212).

The spelling of 10021122211 in words is "ten billion, twenty-one million, one hundred twenty-two thousand, two hundred eleven".