12221130322 has 8 divisors (see below), whose sum is σ = 18552559536. Its totient is φ = 6036943812.

The previous prime is 12221130287. The next prime is 12221130343. The reversal of 12221130322 is 22303112221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12221130322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36810468 + ... + 36810799.

It is an arithmetic number, because the mean of its divisors is an integer number (2319069942).

Almost surely, 2^12221130322 is an apocalyptic number.

12221130322 is a deficient number, since it is larger than the sum of its proper divisors (6331429214).

12221130322 is an equidigital number, since it uses as much as digits as its factorization.

12221130322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73621352.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12221130322 its reverse (22303112221), we get a palindrome (34524242543).

The spelling of 12221130322 in words is "twelve billion, two hundred twenty-one million, one hundred thirty thousand, three hundred twenty-two".