12013030323 has 32 divisors (see below), whose sum is σ = 20435985920. Its totient is φ = 6832032480.

The previous prime is 12013030319. The next prime is 12013030391. The reversal of 12013030323 is 32303031021.

It is not a de Polignac number, because 12013030323 - 2² = 12013030319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12013030296 and 12013030305.

It is not an unprimeable number, because it can be changed into a prime (12013030313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110740 + ... + 190497.

It is an arithmetic number, because the mean of its divisors is an integer number (638624560).

Almost surely, 2^12013030323 is an apocalyptic number.

12013030323 is a deficient number, since it is larger than the sum of its proper divisors (8422955597).

12013030323 is a wasteful number, since it uses less digits than its factorization.

12013030323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301464 (or 301458 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12013030323 its reverse (32303031021), we get a palindrome (44316061344).

The spelling of 12013030323 in words is "twelve billion, thirteen million, thirty thousand, three hundred twenty-three".