12222120122210 has 16 divisors (see below), whose sum is σ = 22000055702976. Its totient is φ = 4888794830448.

The previous prime is 12222120122209. The next prime is 12222120122231. The reversal of 12222120122210 is 1222102122221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5680982 + ... + 7531121.

It is an arithmetic number, because the mean of its divisors is an integer number (1375003481436).

Almost surely, 2^{12222120122210} is an apocalyptic number.

12222120122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12222120122210 is a deficient number, since it is larger than the sum of its proper divisors (9777935580766).

12222120122210 is a wasteful number, since it uses less digits than its factorization.

12222120122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13304617.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12222120122210 its reverse (1222102122221), we get a palindrome (13444222244431).

The spelling of 12222120122210 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty million, one hundred twenty-two thousand, two hundred ten".