300203020302020 has 192 divisors, whose sum is σ = 714083967313920. Its totient is φ = 105079714713600.

The previous prime is 300203020302011. The next prime is 300203020302043. The reversal of 300203020302020 is 20203020302003.

It is a self number, because there is not a number n which added to its sum of digits gives 300203020302020.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 144199700 + ... + 146266740.

It is an arithmetic number, because the mean of its divisors is an integer number (3719187329760).

Almost surely, 2^{300203020302020} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 300203020302020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357041983656960).

300203020302020 is an abundant number, since it is smaller than the sum of its proper divisors (413880947011900).

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

300203020302020 is a wasteful number, since it uses less digits than its factorization.

300203020302020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067354 (or 2067352 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

Subtracting from 300203020302020 its sum of digits (17), we obtain a palindrome (300203020302003).

Adding to 300203020302020 its reverse (20203020302003), we get a palindrome (320406040604023).

The spelling of 300203020302020 in words is "three hundred trillion, two hundred three billion, twenty million, three hundred two thousand, twenty".