1222000011112 has 64 divisors (see below), whose sum is σ = 2341274544000. Its totient is φ = 597790212096.

The previous prime is 1222000011103. The next prime is 1222000011143. The reversal of 1222000011112 is 2111100002221.

It is a junction number, because it is equal to n+sod(n) for n = 1222000011092 and 1222000011101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126117564 + ... + 126127252.

It is an arithmetic number, because the mean of its divisors is an integer number (36582414750).

Almost surely, 2^{1222000011112} is an apocalyptic number.

It is an amenable number.

1222000011112 is a deficient number, since it is larger than the sum of its proper divisors (1119274532888).

1222000011112 is a wasteful number, since it uses less digits than its factorization.

1222000011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11338 (or 11334 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1222000011112 its reverse (2111100002221), we get a palindrome (3333100013333).

The spelling of 1222000011112 in words is "one trillion, two hundred twenty-two billion, eleven thousand, one hundred twelve".