20320303120200 has 144 divisors (see below), whose sum is σ = 68248013730000. Its totient is φ = 5418297878400.

The previous prime is 20320303120181. The next prime is 20320303120211. The reversal of 20320303120200 is 202130302302.

It is a happy number.

20320303120200 is a `hidden beast` number, since 2 + 0 + 320 + 30 + 312 + 0 + 2 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21517551 + ... + 22442049.

Almost surely, 2^{20320303120200} is an apocalyptic number.

20320303120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20320303120200 is an abundant number, since it is smaller than the sum of its proper divisors (47927710609800).

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

20320303120200 is a wasteful number, since it uses less digits than its factorization.

20320303120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936732 (or 936720 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20320303120200 its reverse (202130302302), we get a palindrome (20522433422502).

The spelling of 20320303120200 in words is "twenty trillion, three hundred twenty billion, three hundred three million, one hundred twenty thousand, two hundred".