20002003300 has 18 divisors (see below), whose sum is σ = 43404347378. Its totient is φ = 8000801280.

The previous prime is 20002003283. The next prime is 20002003313. The reversal of 20002003300 is 330020002.

It can be written as a sum of positive squares in 3 ways, for example, as 13133376 + 19988869924 = 3624^2 + 141382^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100009917 + ... + 100010116.

Almost surely, 2^20002003300 is an apocalyptic number.

20002003300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002003300 is an abundant number, since it is smaller than the sum of its proper divisors (23402344078).

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

20002003300 is a wasteful number, since it uses less digits than its factorization.

20002003300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200020047 (or 200020040 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

Adding to 20002003300 its reverse (330020002), we get a palindrome (20332023302).

The spelling of 20002003300 in words is "twenty billion, two million, three thousand, three hundred".