11001222012112 has 40 divisors (see below), whose sum is σ = 22495284495360. Its totient is φ = 5197499089920.

The previous prime is 11001222012097. The next prime is 11001222012163. The reversal of 11001222012112 is 21121022210011.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47126689 + ... + 47359552.

It is an arithmetic number, because the mean of its divisors is an integer number (562382112384).

Almost surely, 2^{11001222012112} is an apocalyptic number.

It is an amenable number.

11001222012112 is an abundant number, since it is smaller than the sum of its proper divisors (11494062483248).

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

11001222012112 is a wasteful number, since it uses less digits than its factorization.

11001222012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94486651 (or 94486645 counting only the distinct ones).

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

Adding to 11001222012112 its reverse (21121022210011), we get a palindrome (32122244222123).

The spelling of 11001222012112 in words is "eleven trillion, one billion, two hundred twenty-two million, twelve thousand, one hundred twelve".