304320140130 has 16 divisors (see below), whose sum is σ = 730368336384. Its totient is φ = 81152037360.

The previous prime is 304320140129. The next prime is 304320140183. The reversal of 304320140130 is 31041023403.

It is a super-2 number, since 2×304320140130² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304320140097 and 304320140106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5072002306 + ... + 5072002365.

It is an arithmetic number, because the mean of its divisors is an integer number (45648021024).

Almost surely, 2^304320140130 is an apocalyptic number.

304320140130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

304320140130 is an abundant number, since it is smaller than the sum of its proper divisors (426048196254).

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

304320140130 is a wasteful number, since it uses less digits than its factorization.

304320140130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10144004681.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 304320140130 its reverse (31041023403), we get a palindrome (335361163533).

The spelling of 304320140130 in words is "three hundred four billion, three hundred twenty million, one hundred forty thousand, one hundred thirty".