12212101323122 has 16 divisors (see below), whose sum is σ = 18321596664480. Its totient is φ = 6104902565472.

The previous prime is 12212101323109. The next prime is 12212101323131. The reversal of 12212101323122 is 22132310121221.

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, 299567513 + ... + 299608275.

It is an arithmetic number, because the mean of its divisors is an integer number (1145099791530).

Almost surely, 2^{12212101323122} is an apocalyptic number.

12212101323122 is a deficient number, since it is larger than the sum of its proper divisors (6109495341358).

12212101323122 is a wasteful number, since it uses less digits than its factorization.

12212101323122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65257.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12212101323122 its reverse (22132310121221), we get a palindrome (34344411444343).

The spelling of 12212101323122 in words is "twelve trillion, two hundred twelve billion, one hundred one million, three hundred twenty-three thousand, one hundred twenty-two".