11130234420 has 48 divisors (see below), whose sum is σ = 32169973248. Its totient is φ = 2872318080.

The previous prime is 11130234403. The next prime is 11130234433. The reversal of 11130234420 is 2443203111.

It is a congruent number.

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, 2990139 + ... + 2993858.

It is an arithmetic number, because the mean of its divisors is an integer number (670207776).

Almost surely, 2^11130234420 is an apocalyptic number.

11130234420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11130234420 is an abundant number, since it is smaller than the sum of its proper divisors (21039738828).

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

11130234420 is a wasteful number, since it uses less digits than its factorization.

11130234420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5984040 (or 5984038 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11130234420 its reverse (2443203111), we get a palindrome (13573437531).

The spelling of 11130234420 in words is "eleven billion, one hundred thirty million, two hundred thirty-four thousand, four hundred twenty".