22112020200012 has 12 divisors (see below), whose sum is σ = 51594713800056. Its totient is φ = 7370673400000.

The previous prime is 22112020199999. The next prime is 22112020200019. The reversal of 22112020200012 is 21000202021122.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22112020199964 and 22112020200000.

It is not an unprimeable number, because it can be changed into a prime (22112020200019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921334174989 + ... + 921334175012.

It is an arithmetic number, because the mean of its divisors is an integer number (4299559483338).

Almost surely, 2^{22112020200012} is an apocalyptic number.

It is an amenable number.

22112020200012 is an abundant number, since it is smaller than the sum of its proper divisors (29482693600044).

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

22112020200012 is a wasteful number, since it uses less digits than its factorization.

22112020200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842668350008 (or 1842668350006 counting only the distinct ones).

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

Adding to 22112020200012 its reverse (21000202021122), we get a palindrome (43112222221134).

The spelling of 22112020200012 in words is "twenty-two trillion, one hundred twelve billion, twenty million, two hundred thousand, twelve".