303220020012 has 96 divisors (see below), whose sum is σ = 894320566272. Its totient is φ = 77808750336.

The previous prime is 303220020001. The next prime is 303220020023. The reversal of 303220020012 is 210020022303.

It is an interprime number because it is at equal distance from previous prime (303220020001) and next prime (303220020023).

It is a junction number, because it is equal to n+sod(n) for n = 303220019973 and 303220020000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3711948 + ... + 3792755.

It is an arithmetic number, because the mean of its divisors is an integer number (9315839232).

Almost surely, 2^303220020012 is an apocalyptic number.

It is an amenable number.

303220020012 is an abundant number, since it is smaller than the sum of its proper divisors (591100546260).

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

303220020012 is a wasteful number, since it uses less digits than its factorization.

303220020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7504767 (or 7504765 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 303220020012 its reverse (210020022303), we get a palindrome (513240042315).

The spelling of 303220020012 in words is "three hundred three billion, two hundred twenty million, twenty thousand, twelve".