22212201110020 has 24 divisors (see below), whose sum is σ = 46648359342144. Its totient is φ = 8884359108576.

The previous prime is 22212201110009. The next prime is 22212201110069. The reversal of 22212201110020 is 2001110221222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22212201109976 and 22212201110003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32234002 + ... + 32915881.

It is an arithmetic number, because the mean of its divisors is an integer number (1943681639256).

Almost surely, 2^{22212201110020} is an apocalyptic number.

22212201110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22212201110020 is an abundant number, since it is smaller than the sum of its proper divisors (24436158232124).

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

22212201110020 is a wasteful number, since it uses less digits than its factorization.

22212201110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65166939 (or 65166937 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22212201110020 its reverse (2001110221222), we get a palindrome (24213311331242).

The spelling of 22212201110020 in words is "twenty-two trillion, two hundred twelve billion, two hundred one million, one hundred ten thousand, twenty".