20003113300 has 36 divisors (see below), whose sum is σ = 43463960316. Its totient is φ = 7990700800.

The previous prime is 20003113279. The next prime is 20003113301. The reversal of 20003113300 is 331130002.

It can be written as a sum of positive squares in 6 ways, for example, as 12063946896 + 7939166404 = 109836^2 + 89102^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003113301) 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, 55327 + ... + 207526.

It is an arithmetic number, because the mean of its divisors is an integer number (1207332231).

Almost surely, 2^20003113300 is an apocalyptic number.

20003113300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20003113300 is an abundant number, since it is smaller than the sum of its proper divisors (23460847016).

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

20003113300 is a wasteful number, since it uses less digits than its factorization.

20003113300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263628 (or 263621 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 20003113300 its reverse (331130002), we get a palindrome (20334243302).

The spelling of 20003113300 in words is "twenty billion, three million, one hundred thirteen thousand, three hundred".