305130303412 has 12 divisors (see below), whose sum is σ = 582521488416. Its totient is φ = 138695592440.

The previous prime is 305130303391. The next prime is 305130303437. The reversal of 305130303412 is 214303031503.

It is a congruent number.

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, 3467389768 + ... + 3467389855.

It is an arithmetic number, because the mean of its divisors is an integer number (48543457368).

Almost surely, 2^305130303412 is an apocalyptic number.

It is an amenable number.

305130303412 is a deficient number, since it is larger than the sum of its proper divisors (277391185004).

305130303412 is a wasteful number, since it uses less digits than its factorization.

305130303412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934779638 (or 6934779636 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 305130303412 its reverse (214303031503), we get a palindrome (519433334915).

The spelling of 305130303412 in words is "three hundred five billion, one hundred thirty million, three hundred three thousand, four hundred twelve".