12322030402 has 24 divisors (see below), whose sum is σ = 20388486636. Its totient is φ = 5580960000.

The previous prime is 12322030387. The next prime is 12322030403. The reversal of 12322030402 is 20403022321.

12322030402 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10216964241 + 2105066161 = 101079^2 + 45881^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12322030402.

It is not an unprimeable number, because it can be changed into a prime (12322030403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22599 + ... + 158602.

Almost surely, 2^12322030402 is an apocalyptic number.

12322030402 is a deficient number, since it is larger than the sum of its proper divisors (8066456234).

12322030402 is a wasteful number, since it uses less digits than its factorization.

12322030402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181506 (or 181495 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 12322030402 its reverse (20403022321), we get a palindrome (32725052723).

The spelling of 12322030402 in words is "twelve billion, three hundred twenty-two million, thirty thousand, four hundred two".