122221212210112 has 14 divisors (see below), whose sum is σ = 242532717979568. Its totient is φ = 61110606105024.

The previous prime is 122221212210059. The next prime is 122221212210121. The reversal of 122221212210112 is 211012212122221.

122221212210112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 954853220328 + ... + 954853220455.

Almost surely, 2^{122221212210112} is an apocalyptic number.

It is an amenable number.

122221212210112 is a deficient number, since it is larger than the sum of its proper divisors (120311505769456).

122221212210112 is an equidigital number, since it uses as much as digits as its factorization.

122221212210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909706440795 (or 1909706440785 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 122221212210112 its reverse (211012212122221), we get a palindrome (333233424332333).

The spelling of 122221212210112 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two hundred twelve million, two hundred ten thousand, one hundred twelve".