12221313322 has 8 divisors (see below), whose sum is σ = 18349963200. Its totient is φ = 6104658924.

The previous prime is 12221313317. The next prime is 12221313341. The reversal of 12221313322 is 22331312221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12221313293 and 12221313302.

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, 2996322 + ... + 3000397.

It is an arithmetic number, because the mean of its divisors is an integer number (2293745400).

Almost surely, 2^12221313322 is an apocalyptic number.

12221313322 is a deficient number, since it is larger than the sum of its proper divisors (6128649878).

12221313322 is a wasteful number, since it uses less digits than its factorization.

12221313322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5997740.

The product of its digits is 864, while the sum is 22.

Adding to 12221313322 its reverse (22331312221), we get a palindrome (34552625543).

The spelling of 12221313322 in words is "twelve billion, two hundred twenty-one million, three hundred thirteen thousand, three hundred twenty-two".