11011220022112 has 24 divisors (see below), whose sum is σ = 21680135784216. Its totient is φ = 5505153791232.

The previous prime is 11011220022083. The next prime is 11011220022169. The reversal of 11011220022112 is 21122002211011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13864498 + ... + 14637169.

It is an arithmetic number, because the mean of its divisors is an integer number (903338991009).

Almost surely, 2^{11011220022112} is an apocalyptic number.

It is an amenable number.

11011220022112 is a deficient number, since it is larger than the sum of its proper divisors (10668915762104).

11011220022112 is a wasteful number, since it uses less digits than its factorization.

11011220022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28513750 (or 28513742 counting only the distinct ones).

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

Adding to 11011220022112 its reverse (21122002211011), we get a palindrome (32133222233123).

The spelling of 11011220022112 in words is "eleven trillion, eleven billion, two hundred twenty million, twenty-two thousand, one hundred twelve".