12002202122222 has 16 divisors (see below), whose sum is σ = 20408602799760. Its totient is φ = 5247926433792.

The previous prime is 12002202122221. The next prime is 12002202122227. The reversal of 12002202122222 is 22222120220021.

It is a junction number, because it is equal to n+sod(n) for n = 12002202122194 and 12002202122203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002202122221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12147977363 + ... + 12147978350.

It is an arithmetic number, because the mean of its divisors is an integer number (1275537674985).

Almost surely, 2^{12002202122222} is an apocalyptic number.

12002202122222 is a deficient number, since it is larger than the sum of its proper divisors (8406400677538).

12002202122222 is a wasteful number, since it uses less digits than its factorization.

12002202122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24295955747.

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

Adding to 12002202122222 its reverse (22222120220021), we get a palindrome (34224322342243).

The spelling of 12002202122222 in words is "twelve trillion, two billion, two hundred two million, one hundred twenty-two thousand, two hundred twenty-two".