11135344242 has 128 divisors (see below), whose sum is σ = 25795832832. Its totient is φ = 3173990400.

The previous prime is 11135344237. The next prime is 11135344261. The reversal of 11135344242 is 24244353111.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9657138 + ... + 9658290.

It is an arithmetic number, because the mean of its divisors is an integer number (201529944).

Almost surely, 2^11135344242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11135344242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12897916416).

11135344242 is an abundant number, since it is smaller than the sum of its proper divisors (14660488590).

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

11135344242 is a wasteful number, since it uses less digits than its factorization.

11135344242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336.

The product of its digits is 11520, while the sum is 30.

Adding to 11135344242 its reverse (24244353111), we get a palindrome (35379697353).

It can be divided in two parts, 111 and 35344242, that added together give a palindrome (35344353).

The spelling of 11135344242 in words is "eleven billion, one hundred thirty-five million, three hundred forty-four thousand, two hundred forty-two".