11130251044 has 48 divisors (see below), whose sum is σ = 21872148480. Its totient is φ = 4912457760.

The previous prime is 11130251023. The next prime is 11130251051. The reversal of 11130251044 is 44015203111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241447 + ... + 283825.

It is an arithmetic number, because the mean of its divisors is an integer number (455669760).

Almost surely, 2^11130251044 is an apocalyptic number.

It is an amenable number.

11130251044 is a deficient number, since it is larger than the sum of its proper divisors (10741897436).

11130251044 is a wasteful number, since it uses less digits than its factorization.

11130251044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42568 (or 42566 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 11130251044 its reverse (44015203111), we get a palindrome (55145454155).

The spelling of 11130251044 in words is "eleven billion, one hundred thirty million, two hundred fifty-one thousand, forty-four".