122110212210212 has 12 divisors (see below), whose sum is σ = 213711326658480. Its totient is φ = 61049833164936.

The previous prime is 122110212210211. The next prime is 122110212210289. The reversal of 122110212210212 is 212012212011221.

It is not an unprimeable number, because it can be changed into a prime (122110212210211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318182938 + ... + 1318275569.

It is an arithmetic number, because the mean of its divisors is an integer number (17809277221540).

Almost surely, 2^{122110212210212} is an apocalyptic number.

It is an amenable number.

122110212210212 is a deficient number, since it is larger than the sum of its proper divisors (91601114448268).

122110212210212 is a wasteful number, since it uses less digits than its factorization.

122110212210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636470090 (or 2636470088 counting only the distinct ones).

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

Adding to 122110212210212 its reverse (212012212011221), we get a palindrome (334122424221433).

The spelling of 122110212210212 in words is "one hundred twenty-two trillion, one hundred ten billion, two hundred twelve million, two hundred ten thousand, two hundred twelve".