12003030313 has 8 divisors (see below), whose sum is σ = 12452517000. Its totient is φ = 11555916288.

The previous prime is 12003030293. The next prime is 12003030323. The reversal of 12003030313 is 31303030021.

It can be written as a sum of positive squares in 4 ways, for example, as 7085093929 + 4917936384 = 84173^2 + 70128^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-12003030313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003030323) 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, 582856 + ... + 603097.

It is an arithmetic number, because the mean of its divisors is an integer number (1556564625).

Almost surely, 2^12003030313 is an apocalyptic number.

It is an amenable number.

12003030313 is a deficient number, since it is larger than the sum of its proper divisors (449486687).

12003030313 is a wasteful number, since it uses less digits than its factorization.

12003030313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186331.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 12003030313 its reverse (31303030021), we get a palindrome (43306060334).

The spelling of 12003030313 in words is "twelve billion, three million, thirty thousand, three hundred thirteen".