20011232100200 has 48 divisors (see below), whose sum is σ = 50755761423360. Its totient is φ = 7276811672000.

The previous prime is 20011232100199. The next prime is 20011232100217. The reversal of 20011232100200 is 200123211002.

It is a happy number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4548005096 + ... + 4548009495.

It is an arithmetic number, because the mean of its divisors is an integer number (1057411696320).

Almost surely, 2^{20011232100200} is an apocalyptic number.

20011232100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20011232100200 is an abundant number, since it is smaller than the sum of its proper divisors (30744529323160).

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

20011232100200 is a wasteful number, since it uses less digits than its factorization.

20011232100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9096014618 (or 9096014609 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20011232100200 its reverse (200123211002), we get a palindrome (20211355311202).

The spelling of 20011232100200 in words is "twenty trillion, eleven billion, two hundred thirty-two million, one hundred thousand, two hundred".