303212012 has 6 divisors (see below), whose sum is σ = 530621028. Its totient is φ = 151606004.

The previous prime is 303211991. The next prime is 303212027. The reversal of 303212012 is 210212303.

It is a happy number.

303212012 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

303212012 is strictly pandigital in base 9.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37901498 + ... + 37901505.

It is an arithmetic number, because the mean of its divisors is an integer number (88436838).

Almost surely, 2^303212012 is an apocalyptic number.

It is an amenable number.

303212012 is a deficient number, since it is larger than the sum of its proper divisors (227409016).

303212012 is a wasteful number, since it uses less digits than its factorization.

303212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75803007 (or 75803005 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 303212012 is about 17412.9840061949. The cubic root of 303212012 is about 671.8136145742.

Adding to 303212012 its reverse (210212303), we get a palindrome (513424315).

The spelling of 303212012 in words is "three hundred three million, two hundred twelve thousand, twelve".