303010020000000 has 864 divisors, whose sum is σ = 1121602805642592. Its totient is φ = 78617088000000.

The previous prime is 303010019999971. The next prime is 303010020000001. The reversal of 303010020000000 is 20010303.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 133761993064704 + 169248026935296 = 11565552^2 + 13009536^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (303010020000001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6659977252 + ... + 6660022748.

Almost surely, 2^{303010020000000} is an apocalyptic number.

303010020000000 is a gapful number since it is divisible by the number (30) 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 303010020000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560801402821296).

303010020000000 is an abundant number, since it is smaller than the sum of its proper divisors (818592785642592).

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

303010020000000 is an frugal number, since it uses more digits than its factorization.

303010020000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45591 (or 45544 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

Adding to 303010020000000 its reverse (20010303), we get a palindrome (303010040010303).

The spelling of 303010020000000 in words is "three hundred three trillion, ten billion, twenty million", and thus it is an aban number.