303020312312 has 32 divisors (see below), whose sum is σ = 574676298720. Its totient is φ = 149777942400.

The previous prime is 303020312293. The next prime is 303020312317. The reversal of 303020312312 is 213213020303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303020312317) 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 7 ways as a sum of consecutive naturals, for example, 232958 + ... + 812594.

It is an arithmetic number, because the mean of its divisors is an integer number (17958634335).

Almost surely, 2^303020312312 is an apocalyptic number.

It is an amenable number.

303020312312 is a deficient number, since it is larger than the sum of its proper divisors (271655986408).

303020312312 is a wasteful number, since it uses less digits than its factorization.

303020312312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580391 (or 580387 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 303020312312 its reverse (213213020303), we get a palindrome (516233332615).

The spelling of 303020312312 in words is "three hundred three billion, twenty million, three hundred twelve thousand, three hundred twelve".