11113230042442 has 8 divisors (see below), whose sum is σ = 18185285524032. Its totient is φ = 5051468201100.

The previous prime is 11113230042433. The next prime is 11113230042443. The reversal of 11113230042442 is 24424003231111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11113230042442.

It is not an unprimeable number, because it can be changed into a prime (11113230042443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252573410034 + ... + 252573410077.

It is an arithmetic number, because the mean of its divisors is an integer number (2273160690504).

Almost surely, 2^{11113230042442} is an apocalyptic number.

11113230042442 is a deficient number, since it is larger than the sum of its proper divisors (7072055481590).

11113230042442 is a wasteful number, since it uses less digits than its factorization.

11113230042442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505146820124.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11113230042442 its reverse (24424003231111), we get a palindrome (35537233273553).

The spelling of 11113230042442 in words is "eleven trillion, one hundred thirteen billion, two hundred thirty million, forty-two thousand, four hundred forty-two".