300311020020 has 48 divisors (see below), whose sum is σ = 917313663168. Its totient is φ = 72802671360.

The previous prime is 300311020019. The next prime is 300311020099. The reversal of 300311020020 is 20020113003.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 300311019978 and 300311020005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227507689 + ... + 227509008.

It is an arithmetic number, because the mean of its divisors is an integer number (19110701316).

Almost surely, 2^300311020020 is an apocalyptic number.

300311020020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

300311020020 is an abundant number, since it is smaller than the sum of its proper divisors (617002643148).

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

300311020020 is a wasteful number, since it uses less digits than its factorization.

300311020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455016720 (or 455016718 counting only the distinct ones).

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

Adding to 300311020020 its reverse (20020113003), we get a palindrome (320331133023).

The spelling of 300311020020 in words is "three hundred billion, three hundred eleven million, twenty thousand, twenty".