12220122112122 has 32 divisors (see below), whose sum is σ = 24493902048000. Its totient is φ = 4064431694400.

The previous prime is 12220122112073. The next prime is 12220122112171. The reversal of 12220122112122 is 22121122102221.

It is an interprime number because it is at equal distance from previous prime (12220122112073) and next prime (12220122112171).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102028872 + ... + 102148572.

It is an arithmetic number, because the mean of its divisors is an integer number (765434439000).

Almost surely, 2^{12220122112122} is an apocalyptic number.

12220122112122 is an abundant number, since it is smaller than the sum of its proper divisors (12273779935878).

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

12220122112122 is a wasteful number, since it uses less digits than its factorization.

12220122112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156918.

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

Adding to 12220122112122 its reverse (22121122102221), we get a palindrome (34341244214343).

Subtracting 12220122112122 from its reverse (22121122102221), we obtain a palindrome (9900999990099).

The spelling of 12220122112122 in words is "twelve trillion, two hundred twenty billion, one hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".