12222200111012 has 24 divisors (see below), whose sum is σ = 22420076677152. Its totient is φ = 5823396532800.

The previous prime is 12222200110943. The next prime is 12222200111027. The reversal of 12222200111012 is 21011100222221.

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, 866569814 + ... + 866583917.

It is an arithmetic number, because the mean of its divisors is an integer number (934169861548).

Almost surely, 2^{12222200111012} is an apocalyptic number.

It is an amenable number.

12222200111012 is a deficient number, since it is larger than the sum of its proper divisors (10197876566140).

12222200111012 is a wasteful number, since it uses less digits than its factorization.

12222200111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733153819 (or 1733153817 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12222200111012 its reverse (21011100222221), we get a palindrome (33233300333233).

The spelling of 12222200111012 in words is "twelve trillion, two hundred twenty-two billion, two hundred million, one hundred eleven thousand, twelve".