11001110128 has 20 divisors (see below), whose sum is σ = 22241375568. Its totient is φ = 5261400320.

The previous prime is 11001110083. The next prime is 11001110129. The reversal of 11001110128 is 82101110011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001110129) 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, 14946793 + ... + 14947528.

Almost surely, 2^11001110128 is an apocalyptic number.

It is an amenable number.

11001110128 is an abundant number, since it is smaller than the sum of its proper divisors (11240265440).

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

11001110128 is a wasteful number, since it uses less digits than its factorization.

11001110128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29894352 (or 29894346 counting only the distinct ones).

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

Adding to 11001110128 its reverse (82101110011), we get a palindrome (93102220139).

The spelling of 11001110128 in words is "eleven billion, one million, one hundred ten thousand, one hundred twenty-eight".