11012112444 has 12 divisors (see below), whose sum is σ = 25694929064. Its totient is φ = 3670704144.

The previous prime is 11012112443. The next prime is 11012112451. The reversal of 11012112444 is 44421121011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 11012112444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012112443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458838007 + ... + 458838030.

Almost surely, 2^11012112444 is an apocalyptic number.

It is an amenable number.

11012112444 is an abundant number, since it is smaller than the sum of its proper divisors (14682816620).

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

11012112444 is a wasteful number, since it uses less digits than its factorization.

11012112444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917676044 (or 917676042 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 11012112444 its reverse (44421121011), we get a palindrome (55433233455).

The spelling of 11012112444 in words is "eleven billion, twelve million, one hundred twelve thousand, four hundred forty-four".