11221200022112 has 48 divisors (see below), whose sum is σ = 24622370040240. Its totient is φ = 5002640252928.

The previous prime is 11221200022069. The next prime is 11221200022117. The reversal of 11221200022112 is 21122000212211.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221200022117) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 542810873 + ... + 542831544.

It is an arithmetic number, because the mean of its divisors is an integer number (512966042505).

Almost surely, 2^{11221200022112} is an apocalyptic number.

It is an amenable number.

11221200022112 is an abundant number, since it is smaller than the sum of its proper divisors (13401170018128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11221200022112 is a wasteful number, since it uses less digits than its factorization.

11221200022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085642463 (or 1085642455 counting only the distinct ones).

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

Adding to 11221200022112 its reverse (21122000212211), we get a palindrome (32343200234323).

The spelling of 11221200022112 in words is "eleven trillion, two hundred twenty-one billion, two hundred million, twenty-two thousand, one hundred twelve".