112122001222 has 16 divisors (see below), whose sum is σ = 209682703872. Its totient is φ = 43683896520.

The previous prime is 112122001163. The next prime is 112122001223. The reversal of 112122001222 is 222100221211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 112122001196 and 112122001205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112122001223) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 364032318 + ... + 364032625.

It is an arithmetic number, because the mean of its divisors is an integer number (13105168992).

Almost surely, 2^112122001222 is an apocalyptic number.

112122001222 is a deficient number, since it is larger than the sum of its proper divisors (97560702650).

112122001222 is a wasteful number, since it uses less digits than its factorization.

112122001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728064963.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112122001222 its reverse (222100221211), we get a palindrome (334222222433).

The spelling of 112122001222 in words is "one hundred twelve billion, one hundred twenty-two million, one thousand, two hundred twenty-two".