11102130444 has 12 divisors (see below), whose sum is σ = 25904971064. Its totient is φ = 3700710144.

The previous prime is 11102130443. The next prime is 11102130491. The reversal of 11102130444 is 44403120111.

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 11102130444.

It is not an unprimeable number, because it can be changed into a prime (11102130443) 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, 462588757 + ... + 462588780.

Almost surely, 2^11102130444 is an apocalyptic number.

It is an amenable number.

11102130444 is an abundant number, since it is smaller than the sum of its proper divisors (14802840620).

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

11102130444 is a wasteful number, since it uses less digits than its factorization.

11102130444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925177544 (or 925177542 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11102130444 its reverse (44403120111), we get a palindrome (55505250555).

The spelling of 11102130444 in words is "eleven billion, one hundred two million, one hundred thirty thousand, four hundred forty-four".