20003232300 has 144 divisors (see below), whose sum is σ = 62569328640. Its totient is φ = 4916816640.

The previous prime is 20003232217. The next prime is 20003232331. The reversal of 20003232300 is 323230002.

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 20003232300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163477 + ... + 258323.

Almost surely, 2^20003232300 is an apocalyptic number.

20003232300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20003232300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31284664320).

20003232300 is an abundant number, since it is smaller than the sum of its proper divisors (42566096340).

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

20003232300 is a wasteful number, since it uses less digits than its factorization.

20003232300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94920 (or 94913 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 20003232300 its reverse (323230002), we get a palindrome (20326462302).

The spelling of 20003232300 in words is "twenty billion, three million, two hundred thirty-two thousand, three hundred".