122201120112212 has 24 divisors (see below), whose sum is σ = 213877209296520. Its totient is φ = 61093346474880.

The previous prime is 122201120112163. The next prime is 122201120112299. The reversal of 122201120112212 is 212211021102221.

It can be written as a sum of positive squares in 4 ways, for example, as 8039289012496 + 114161831099716 = 2835364^2 + 10684654^2 .

It is a super-2 number, since 2×122201120112212² (a number of 29 digits) contains 22 as substring.

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, 2011278938 + ... + 2011339694.

It is an arithmetic number, because the mean of its divisors is an integer number (8911550387355).

Almost surely, 2^{122201120112212} is an apocalyptic number.

It is an amenable number.

122201120112212 is a deficient number, since it is larger than the sum of its proper divisors (91676089184308).

122201120112212 is a wasteful number, since it uses less digits than its factorization.

122201120112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111851 (or 111849 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122201120112212 its reverse (212211021102221), we get a palindrome (334412141214433).

Subtracting 122201120112212 from its reverse (212211021102221), we obtain a palindrome (90009900990009).

The spelling of 122201120112212 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred twenty million, one hundred twelve thousand, two hundred twelve".