303211310412 has 96 divisors (see below), whose sum is σ = 775838589120. Its totient is φ = 91738644480.

The previous prime is 303211310411. The next prime is 303211310431. The reversal of 303211310412 is 214013112303.

It is not an unprimeable number, because it can be changed into a prime (303211310411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5159112 + ... + 5217552.

It is an arithmetic number, because the mean of its divisors is an integer number (8081651970).

Almost surely, 2^303211310412 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 303211310412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387919294560).

303211310412 is an abundant number, since it is smaller than the sum of its proper divisors (472627278708).

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

303211310412 is a wasteful number, since it uses less digits than its factorization.

303211310412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59371 (or 59369 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 303211310412 its reverse (214013112303), we get a palindrome (517224422715).

The spelling of 303211310412 in words is "three hundred three billion, two hundred eleven million, three hundred ten thousand, four hundred twelve".