20003434300 has 36 divisors (see below), whose sum is σ = 43828906576. Its totient is φ = 7923686400.

The previous prime is 20003434273. The next prime is 20003434303. The reversal of 20003434300 is 343430002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003434303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 960741 + ... + 981340.

Almost surely, 2^20003434300 is an apocalyptic number.

20003434300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20003434300 is an abundant number, since it is smaller than the sum of its proper divisors (23825472276).

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

20003434300 is a wasteful number, since it uses less digits than its factorization.

20003434300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942198 (or 1942191 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 20003434300 its reverse (343430002), we get a palindrome (20346864302).

The spelling of 20003434300 in words is "twenty billion, three million, four hundred thirty-four thousand, three hundred".