304214041220 has 12 divisors (see below), whose sum is σ = 638849486604. Its totient is φ = 121685616480.

The previous prime is 304214041171. The next prime is 304214041249. The reversal of 304214041220 is 22140412403.

It can be written as a sum of positive squares in 2 ways, for example, as 152124961024 + 152089080196 = 390032^2 + 389986^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7605351011 + ... + 7605351050.

It is an arithmetic number, because the mean of its divisors is an integer number (53237457217).

Almost surely, 2^304214041220 is an apocalyptic number.

It is an amenable number.

304214041220 is an abundant number, since it is smaller than the sum of its proper divisors (334635445384).

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

304214041220 is a wasteful number, since it uses less digits than its factorization.

304214041220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15210702070 (or 15210702068 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 304214041220 its reverse (22140412403), we get a palindrome (326354453623).

The spelling of 304214041220 in words is "three hundred four billion, two hundred fourteen million, forty-one thousand, two hundred twenty".