11130231340 has 12 divisors (see below), whose sum is σ = 23373485856. Its totient is φ = 4452092528.

The previous prime is 11130231263. The next prime is 11130231361. The reversal of 11130231340 is 4313203111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278255764 + ... + 278255803.

It is an arithmetic number, because the mean of its divisors is an integer number (1947790488).

Almost surely, 2^11130231340 is an apocalyptic number.

11130231340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11130231340 is an abundant number, since it is smaller than the sum of its proper divisors (12243254516).

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

11130231340 is a wasteful number, since it uses less digits than its factorization.

11130231340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556511576 (or 556511574 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11130231340 its reverse (4313203111), we get a palindrome (15443434451).

The spelling of 11130231340 in words is "eleven billion, one hundred thirty million, two hundred thirty-one thousand, three hundred forty".