304332023221340 has 48 divisors (see below), whose sum is σ = 666934670287872. Its totient is φ = 116431246214976.

The previous prime is 304332023221333. The next prime is 304332023221349. The reversal of 304332023221340 is 43122320233403.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 304332023221297 and 304332023221306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304332023221349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19018964 + ... + 31151003.

It is an arithmetic number, because the mean of its divisors is an integer number (13894472297664).

Almost surely, 2^{304332023221340} is an apocalyptic number.

It is an amenable number.

304332023221340 is an abundant number, since it is smaller than the sum of its proper divisors (362602647066532).

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

304332023221340 is a wasteful number, since it uses less digits than its factorization.

304332023221340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50183186 (or 50183184 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 304332023221340 its reverse (43122320233403), we get a palindrome (347454343454743).

The spelling of 304332023221340 in words is "three hundred four trillion, three hundred thirty-two billion, twenty-three million, two hundred twenty-one thousand, three hundred forty".