304212003220 has 96 divisors (see below), whose sum is σ = 659706526080. Its totient is φ = 117778890240.

The previous prime is 304212003209. The next prime is 304212003317. The reversal of 304212003220 is 22300212403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129066282 + ... + 129068638.

It is an arithmetic number, because the mean of its divisors is an integer number (6871942980).

Almost surely, 2^304212003220 is an apocalyptic number.

It is an amenable number.

304212003220 is an abundant number, since it is smaller than the sum of its proper divisors (355494522860).

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

304212003220 is a wasteful number, since it uses less digits than its factorization.

304212003220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4071 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 304212003220 its reverse (22300212403), we get a palindrome (326512215623).

The spelling of 304212003220 in words is "three hundred four billion, two hundred twelve million, three thousand, two hundred twenty".