20303211100200 has 96 divisors (see below), whose sum is σ = 71931376484160. Its totient is φ = 4640733964800.

The previous prime is 20303211100199. The next prime is 20303211100229. The reversal of 20303211100200 is 200111230302.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20303211100200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2417044741 + ... + 2417053140.

It is an arithmetic number, because the mean of its divisors is an integer number (749285171710).

Almost surely, 2^{20303211100200} is an apocalyptic number.

20303211100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20303211100200 is an abundant number, since it is smaller than the sum of its proper divisors (51628165383960).

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

20303211100200 is a wasteful number, since it uses less digits than its factorization.

20303211100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834097907 (or 4834097898 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20303211100200 its reverse (200111230302), we get a palindrome (20503322330502).

The spelling of 20303211100200 in words is "twenty trillion, three hundred three billion, two hundred eleven million, one hundred thousand, two hundred".