12002202212222 has 16 divisors (see below), whose sum is σ = 18170400790080. Its totient is φ = 5945656865568.

The previous prime is 12002202212219. The next prime is 12002202212261. The reversal of 12002202212222 is 22221220220021.

It is a junction number, because it is equal to n+sod(n) for n = 12002202212194 and 12002202212203.

It is a congruent number.

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, 63634793 + ... + 63823124.

It is an arithmetic number, because the mean of its divisors is an integer number (1135650049380).

Almost surely, 2^{12002202212222} is an apocalyptic number.

12002202212222 is a deficient number, since it is larger than the sum of its proper divisors (6168198577858).

12002202212222 is a wasteful number, since it uses less digits than its factorization.

12002202212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127458355.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 12002202212222 its reverse (22221220220021), we get a palindrome (34223422432243).

The spelling of 12002202212222 in words is "twelve trillion, two billion, two hundred two million, two hundred twelve thousand, two hundred twenty-two".