12222113222 has 32 divisors (see below), whose sum is σ = 20377000224. Its totient is φ = 5451712000.

The previous prime is 12222113209. The next prime is 12222113273. The reversal of 12222113222 is 22231122221.

It is a super-2 number, since 2×12222113222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12222113194 and 12222113203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226748 + ... + 275424.

It is an arithmetic number, because the mean of its divisors is an integer number (636781257).

Almost surely, 2^12222113222 is an apocalyptic number.

12222113222 is a deficient number, since it is larger than the sum of its proper divisors (8154887002).

12222113222 is a wasteful number, since it uses less digits than its factorization.

12222113222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48904.

The product of its digits is 384, while the sum is 20.

Adding to 12222113222 its reverse (22231122221), we get a palindrome (34453235443).

The spelling of 12222113222 in words is "twelve billion, two hundred twenty-two million, one hundred thirteen thousand, two hundred twenty-two".