11303230440 has 32 divisors (see below), whose sum is σ = 33909691680. Its totient is φ = 3014194752.

The previous prime is 11303230439. The next prime is 11303230483. The reversal of 11303230440 is 4403230311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47096674 + ... + 47096913.

It is an arithmetic number, because the mean of its divisors is an integer number (1059677865).

Almost surely, 2^11303230440 is an apocalyptic number.

11303230440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11303230440 is an abundant number, since it is smaller than the sum of its proper divisors (22606461240).

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

11303230440 is a wasteful number, since it uses less digits than its factorization.

11303230440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94193601 (or 94193597 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 11303230440 its reverse (4403230311), we get a palindrome (15706460751).

The spelling of 11303230440 in words is "eleven billion, three hundred three million, two hundred thirty thousand, four hundred forty".