12320020300 has 288 divisors, whose sum is σ = 32722905600. Its totient is φ = 3938457600.

The previous prime is 12320020253. The next prime is 12320020373. The reversal of 12320020300 is 302002321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82684626 + ... + 82684774.

It is an arithmetic number, because the mean of its divisors is an integer number (113621200).

Almost surely, 2^12320020300 is an apocalyptic number.

12320020300 is a gapful number since it is divisible by the number (10) 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 12320020300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16361452800).

12320020300 is an abundant number, since it is smaller than the sum of its proper divisors (20402885300).

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

12320020300 is a wasteful number, since it uses less digits than its factorization.

12320020300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 12320020300 its reverse (302002321), we get a palindrome (12622022621).

The spelling of 12320020300 in words is "twelve billion, three hundred twenty million, twenty thousand, three hundred".