11312323242 has 64 divisors (see below), whose sum is σ = 25764386688. Its totient is φ = 3280608000.

The previous prime is 11312323241. The next prime is 11312323247. The reversal of 11312323242 is 24232321311.

It is not an unprimeable number, because it can be changed into a prime (11312323241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110992 + ... + 186932.

It is an arithmetic number, because the mean of its divisors is an integer number (402568542).

Almost surely, 2^11312323242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11312323242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12882193344).

11312323242 is an abundant number, since it is smaller than the sum of its proper divisors (14452063446).

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

11312323242 is a wasteful number, since it uses less digits than its factorization.

11312323242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76055.

The product of its digits is 1728, while the sum is 24.

Adding to 11312323242 its reverse (24232321311), we get a palindrome (35544644553).

The spelling of 11312323242 in words is "eleven billion, three hundred twelve million, three hundred twenty-three thousand, two hundred forty-two".