22110212011 has 8 divisors (see below), whose sum is σ = 23815161920. Its totient is φ = 20459387592.

The previous prime is 22110211999. The next prime is 22110212071. The reversal of 22110212011 is 11021201122.

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 22110212011 - 2¹⁷ = 22110080939 is a prime.

It is a super-2 number, since 2×22110212011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110211982 and 22110212000.

It is not an unprimeable number, because it can be changed into a prime (22110212071) 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, 13530525 + ... + 13532158.

It is an arithmetic number, because the mean of its divisors is an integer number (2976895240).

Almost surely, 2^22110212011 is an apocalyptic number.

22110212011 is a deficient number, since it is larger than the sum of its proper divisors (1704949909).

22110212011 is a wasteful number, since it uses less digits than its factorization.

22110212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27062745.

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

Adding to 22110212011 its reverse (11021201122), we get a palindrome (33131413133).

It can be divided in two parts, 22 and 110212011, that multiplied together give a palindrome (2424664242).

The spelling of 22110212011 in words is "twenty-two billion, one hundred ten million, two hundred twelve thousand, eleven".