20333223300 has 144 divisors (see below), whose sum is σ = 63484186752. Its totient is φ = 4994995200.

The previous prime is 20333223283. The next prime is 20333223307. The reversal of 20333223300 is 332233302.

It is not an unprimeable number, because it can be changed into a prime (20333223307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2026897 + ... + 2036903.

It is an arithmetic number, because the mean of its divisors is an integer number (440862408).

Almost surely, 2^20333223300 is an apocalyptic number.

20333223300 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 20333223300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31742093376).

20333223300 is an abundant number, since it is smaller than the sum of its proper divisors (43150963452).

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

20333223300 is a wasteful number, since it uses less digits than its factorization.

20333223300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10558 (or 10551 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 20333223300 its reverse (332233302), we get a palindrome (20665456602).

The spelling of 20333223300 in words is "twenty billion, three hundred thirty-three million, two hundred twenty-three thousand, three hundred".