22010101211 has 12 divisors (see below), whose sum is σ = 25608070800. Its totient is φ = 18862497360.

The previous prime is 22010101207. The next prime is 22010101213. The reversal of 22010101211 is 11210101022.

It is not a de Polignac number, because 22010101211 - 2² = 22010101207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22010101192 and 22010101201.

It is not an unprimeable number, because it can be changed into a prime (22010101213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 267521 + ... + 339981.

It is an arithmetic number, because the mean of its divisors is an integer number (2134005900).

Almost surely, 2^22010101211 is an apocalyptic number.

22010101211 is a deficient number, since it is larger than the sum of its proper divisors (3597969589).

22010101211 is an equidigital number, since it uses as much as digits as its factorization.

22010101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78674 (or 78667 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22010101211 its reverse (11210101022), we get a palindrome (33220202233).

The spelling of 22010101211 in words is "twenty-two billion, ten million, one hundred one thousand, two hundred eleven".