11431034042242 has 8 divisors (see below), whose sum is σ = 17149285343232. Its totient is φ = 5714605594500.

The previous prime is 11431034042221. The next prime is 11431034042243. The reversal of 11431034042242 is 24224043013411.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (11431034042243) 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, 455697634 + ... + 455722717.

It is an arithmetic number, because the mean of its divisors is an integer number (2143660667904).

Almost surely, 2^{11431034042242} is an apocalyptic number.

11431034042242 is a deficient number, since it is larger than the sum of its proper divisors (5718251300990).

11431034042242 is an equidigital number, since it uses as much as digits as its factorization.

11431034042242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911426624.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 11431034042242 its reverse (24224043013411), we get a palindrome (35655077055653).

The spelling of 11431034042242 in words is "eleven trillion, four hundred thirty-one billion, thirty-four million, forty-two thousand, two hundred forty-two".