20112200021208 has 32 divisors (see below), whose sum is σ = 50284282192560. Its totient is φ = 6703562388480.

The previous prime is 20112200021201. The next prime is 20112200021219. The reversal of 20112200021208 is 80212000221102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112200021201) 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, 31192053 + ... + 31830308.

Almost surely, 2^{20112200021208} is an apocalyptic number.

It is an amenable number.

20112200021208 is an abundant number, since it is smaller than the sum of its proper divisors (30172082171352).

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

20112200021208 is a wasteful number, since it uses less digits than its factorization.

20112200021208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63035667 (or 63035663 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The spelling of 20112200021208 in words is "twenty trillion, one hundred twelve billion, two hundred million, twenty-one thousand, two hundred eight".