304203123340 has 24 divisors (see below), whose sum is σ = 639324529200. Its totient is φ = 121586397888.

The previous prime is 304203123337. The next prime is 304203123347. The reversal of 304203123340 is 43321302403.

It is a super-2 number, since 2×304203123340² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304203123347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5901915 + ... + 5953234.

It is an arithmetic number, because the mean of its divisors is an integer number (26638522050).

Almost surely, 2^304203123340 is an apocalyptic number.

It is an amenable number.

304203123340 is an abundant number, since it is smaller than the sum of its proper divisors (335121405860).

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

304203123340 is a wasteful number, since it uses less digits than its factorization.

304203123340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11856441 (or 11856439 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 304203123340 its reverse (43321302403), we get a palindrome (347524425743).

The spelling of 304203123340 in words is "three hundred four billion, two hundred three million, one hundred twenty-three thousand, three hundred forty".