303220130212 has 24 divisors (see below), whose sum is σ = 545135182200. Its totient is φ = 147488413440.

The previous prime is 303220130209. The next prime is 303220130243. The reversal of 303220130212 is 212031022303.

It can be written as a sum of positive squares in 4 ways, for example, as 41020831296 + 262199298916 = 202536^2 + 512054^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 303220130212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2591623 + ... + 2706094.

It is an arithmetic number, because the mean of its divisors is an integer number (22713965925).

Almost surely, 2^303220130212 is an apocalyptic number.

It is an amenable number.

303220130212 is a deficient number, since it is larger than the sum of its proper divisors (241915051988).

303220130212 is a wasteful number, since it uses less digits than its factorization.

303220130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5298111 (or 5298109 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 303220130212 its reverse (212031022303), we get a palindrome (515251152515).

The spelling of 303220130212 in words is "three hundred three billion, two hundred twenty million, one hundred thirty thousand, two hundred twelve".