12130322 has 24 divisors (see below), whose sum is σ = 19627596. Its totient is φ = 5619744.

The previous prime is 12130319. The next prime is 12130351. The reversal of 12130322 is 22303121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11826721 + 303601 = 3439^2 + 551^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12130297 and 12130306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38108 + ... + 38424.

Almost surely, 2^12130322 is an apocalyptic number.

12130322 is a deficient number, since it is larger than the sum of its proper divisors (7497274).

12130322 is a wasteful number, since it uses less digits than its factorization.

12130322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 12130322 is about 3482.8611801219. The cubic root of 12130322 is about 229.7686520623.

Adding to 12130322 its reverse (22303121), we get a palindrome (34433443).

The spelling of 12130322 in words is "twelve million, one hundred thirty thousand, three hundred twenty-two".