20110203300 has 144 divisors (see below), whose sum is σ = 64369880064. Its totient is φ = 4806480000.

The previous prime is 20110203233. The next prime is 20110203353. The reversal of 20110203300 is 330201102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 191385 + ... + 277215.

It is an arithmetic number, because the mean of its divisors is an integer number (447013056).

Almost surely, 2^20110203300 is an apocalyptic number.

20110203300 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 20110203300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32184940032).

20110203300 is an abundant number, since it is smaller than the sum of its proper divisors (44259676764).

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

20110203300 is a wasteful number, since it uses less digits than its factorization.

20110203300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85930 (or 85923 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20110203300 its reverse (330201102), we get a palindrome (20440404402).

The spelling of 20110203300 in words is "twenty billion, one hundred ten million, two hundred three thousand, three hundred".