22102011112 has 16 divisors (see below), whose sum is σ = 41508445860. Its totient is φ = 11033092224.

The previous prime is 22102011103. The next prime is 22102011119. The reversal of 22102011112 is 21111020122.

It can be written as a sum of positive squares in 2 ways, for example, as 16315974756 + 5786036356 = 127734^2 + 76066^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22102011092 and 22102011101.

It is not an unprimeable number, because it can be changed into a prime (22102011119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2233923 + ... + 2243794.

Almost surely, 2^22102011112 is an apocalyptic number.

It is an amenable number.

22102011112 is a deficient number, since it is larger than the sum of its proper divisors (19406434748).

22102011112 is a wasteful number, since it uses less digits than its factorization.

22102011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4478340 (or 4478336 counting only the distinct ones).

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

Adding to 22102011112 its reverse (21111020122), we get a palindrome (43213031234).

The spelling of 22102011112 in words is "twenty-two billion, one hundred two million, eleven thousand, one hundred twelve".