12223220221322 has 16 divisors (see below), whose sum is σ = 20185134314400. Its totient is φ = 5505036629040.

The previous prime is 12223220221307. The next prime is 12223220221351. The reversal of 12223220221322 is 22312202232221.

It is a super-2 number, since 2×12223220221322² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12223220221291 and 12223220221300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2548625672 + ... + 2548630467.

It is an arithmetic number, because the mean of its divisors is an integer number (1261570894650).

Almost surely, 2^{12223220221322} is an apocalyptic number.

12223220221322 is a deficient number, since it is larger than the sum of its proper divisors (7961914093078).

12223220221322 is a wasteful number, since it uses less digits than its factorization.

12223220221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097256261.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12223220221322 its reverse (22312202232221), we get a palindrome (34535422453543).

The spelling of 12223220221322 in words is "twelve trillion, two hundred twenty-three billion, two hundred twenty million, two hundred twenty-one thousand, three hundred twenty-two".