11221201120012 has 12 divisors (see below), whose sum is σ = 21147648264736. Its totient is φ = 5179015901520.

The previous prime is 11221201120009. The next prime is 11221201120067. The reversal of 11221201120012 is 21002110212211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107896164564 + ... + 107896164667.

Almost surely, 2^{11221201120012} is an apocalyptic number.

It is an amenable number.

11221201120012 is a deficient number, since it is larger than the sum of its proper divisors (9926447144724).

11221201120012 is a wasteful number, since it uses less digits than its factorization.

11221201120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215792329248 (or 215792329246 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221201120012 its reverse (21002110212211), we get a palindrome (32223311332223).

The spelling of 11221201120012 in words is "eleven trillion, two hundred twenty-one billion, two hundred one million, one hundred twenty thousand, twelve".