12130314320 has 40 divisors (see below), whose sum is σ = 28238963424. Its totient is φ = 4845935232.

The previous prime is 12130314307. The next prime is 12130314331. The reversal of 12130314320 is 2341303121.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12130314292 and 12130314301.

It is a congruent number.

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, 33374 + ... + 159293.

Almost surely, 2^12130314320 is an apocalyptic number.

12130314320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12130314320 is an abundant number, since it is smaller than the sum of its proper divisors (16108649104).

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

12130314320 is a wasteful number, since it uses less digits than its factorization.

12130314320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193467 (or 193461 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12130314320 its reverse (2341303121), we get a palindrome (14471617441).

The spelling of 12130314320 in words is "twelve billion, one hundred thirty million, three hundred fourteen thousand, three hundred twenty".