303220221412 has 12 divisors (see below), whose sum is σ = 531771654960. Its totient is φ = 151285462856.

The previous prime is 303220221379. The next prime is 303220221461. The reversal of 303220221412 is 214122022303.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 81159862 + ... + 81163597.

It is an arithmetic number, because the mean of its divisors is an integer number (44314304580).

Almost surely, 2^303220221412 is an apocalyptic number.

It is an amenable number.

303220221412 is a deficient number, since it is larger than the sum of its proper divisors (228551433548).

303220221412 is a wasteful number, since it uses less digits than its factorization.

303220221412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162323930 (or 162323928 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 303220221412 its reverse (214122022303), we get a palindrome (517342243715).

The spelling of 303220221412 in words is "three hundred three billion, two hundred twenty million, two hundred twenty-one thousand, four hundred twelve".