20022112100200 has 96 divisors (see below), whose sum is σ = 53202507946560. Its totient is φ = 6864608563200.

The previous prime is 20022112100149. The next prime is 20022112100209. The reversal of 20022112100200 is 200121122002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20022112100209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148939015 + ... + 149073385.

It is an arithmetic number, because the mean of its divisors is an integer number (554192791110).

Almost surely, 2^{20022112100200} is an apocalyptic number.

20022112100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022112100200 is an abundant number, since it is smaller than the sum of its proper divisors (33180395846360).

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

20022112100200 is a wasteful number, since it uses less digits than its factorization.

20022112100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240827 (or 240818 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20022112100200 its reverse (200121122002), we get a palindrome (20222233222202).

The spelling of 20022112100200 in words is "twenty trillion, twenty-two billion, one hundred twelve million, one hundred thousand, two hundred".