20032203300 has 288 divisors, whose sum is σ = 64249137792. Its totient is φ = 4797112320.

The previous prime is 20032203293. The next prime is 20032203307. The reversal of 20032203300 is 330223002.

It is an interprime number because it is at equal distance from previous prime (20032203293) and next prime (20032203307).

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 20032203300.

It is not an unprimeable number, because it can be changed into a prime (20032203307) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10000099 + ... + 10002101.

It is an arithmetic number, because the mean of its divisors is an integer number (223087284).

Almost surely, 2^20032203300 is an apocalyptic number.

20032203300 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 20032203300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32124568896).

20032203300 is an abundant number, since it is smaller than the sum of its proper divisors (44216934492).

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

20032203300 is a wasteful number, since it uses less digits than its factorization.

20032203300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127 (or 2120 counting only the distinct ones).

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

Adding to 20032203300 its reverse (330223002), we get a palindrome (20362426302).

The spelling of 20032203300 in words is "twenty billion, thirty-two million, two hundred three thousand, three hundred".