303323200312 has 64 divisors (see below), whose sum is σ = 625782988800. Its totient is φ = 136687098240.

The previous prime is 303323200277. The next prime is 303323200319. The reversal of 303323200312 is 213002323303.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303323200319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16229389 + ... + 16248067.

It is an arithmetic number, because the mean of its divisors is an integer number (9777859200).

Almost surely, 2^303323200312 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 303323200312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312891494400).

303323200312 is an abundant number, since it is smaller than the sum of its proper divisors (322459788488).

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

303323200312 is a wasteful number, since it uses less digits than its factorization.

303323200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20276 (or 20272 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 303323200312 its reverse (213002323303), we get a palindrome (516325523615).

The spelling of 303323200312 in words is "three hundred three billion, three hundred twenty-three million, two hundred thousand, three hundred twelve".