111222000220012 has 48 divisors (see below), whose sum is σ = 216904684211712. Its totient is φ = 49467473103680.

The previous prime is 111222000219983. The next prime is 111222000220091. The reversal of 111222000220012 is 210022000222111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1597863 + ... + 14999905.

It is an arithmetic number, because the mean of its divisors is an integer number (4518847587744).

Almost surely, 2^{111222000220012} is an apocalyptic number.

It is an amenable number.

111222000220012 is a deficient number, since it is larger than the sum of its proper divisors (105682683991700).

111222000220012 is a wasteful number, since it uses less digits than its factorization.

111222000220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13406118 (or 13406116 counting only the distinct ones).

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

Adding to 111222000220012 its reverse (210022000222111), we get a palindrome (321244000442123).

The spelling of 111222000220012 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred twenty thousand, twelve".