12022122111222 has 16 divisors (see below), whose sum is σ = 24057081534960. Its totient is φ = 4005234484992.

The previous prime is 12022122111187. The next prime is 12022122111289. The reversal of 12022122111222 is 22211122122021.

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, 534875847 + ... + 534898322.

It is an arithmetic number, because the mean of its divisors is an integer number (1503567595935).

Almost surely, 2^{12022122111222} is an apocalyptic number.

12022122111222 is an abundant number, since it is smaller than the sum of its proper divisors (12034959423738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12022122111222 is a wasteful number, since it uses less digits than its factorization.

12022122111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069776047.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 12022122111222 its reverse (22211122122021), we get a palindrome (34233244233243).

The spelling of 12022122111222 in words is "twelve trillion, twenty-two billion, one hundred twenty-two million, one hundred eleven thousand, two hundred twenty-two".