22010222112 has 48 divisors (see below), whose sum is σ = 57940596000. Its totient is φ = 7315945472.

The previous prime is 22010222107. The next prime is 22010222123. The reversal of 22010222112 is 21122201022.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 22010222091 and 22010222100.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 290862 + ... + 358637.

It is an arithmetic number, because the mean of its divisors is an integer number (1207095750).

Almost surely, 2^22010222112 is an apocalyptic number.

It is an amenable number.

22010222112 is an abundant number, since it is smaller than the sum of its proper divisors (35930373888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22010222112 is a wasteful number, since it uses less digits than its factorization.

22010222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649865 (or 649857 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22010222112 its reverse (21122201022), we get a palindrome (43132423134).

It can be divided in two parts, 2201022 and 2112, that multiplied together give a palindrome (4648558464).

The spelling of 22010222112 in words is "twenty-two billion, ten million, two hundred twenty-two thousand, one hundred twelve".