122012101112212 has 12 divisors (see below), whose sum is σ = 214249918166676. Its totient is φ = 60797838778880.

The previous prime is 122012101112189. The next prime is 122012101112221. The reversal of 122012101112212 is 212211101210221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109608420115216 + 12403680996996 = 10469404^2 + 3521886^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122012101112212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52052942989 + ... + 52052945332.

It is an arithmetic number, because the mean of its divisors is an integer number (17854159847223).

Almost surely, 2^{122012101112212} is an apocalyptic number.

It is an amenable number.

122012101112212 is a deficient number, since it is larger than the sum of its proper divisors (92237817054464).

122012101112212 is a wasteful number, since it uses less digits than its factorization.

122012101112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104105888618 (or 104105888616 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122012101112212 its reverse (212211101210221), we get a palindrome (334223202322433).

The spelling of 122012101112212 in words is "one hundred twenty-two trillion, twelve billion, one hundred one million, one hundred twelve thousand, two hundred twelve".