11152424242 has 8 divisors (see below), whose sum is σ = 16894266732. Its totient is φ = 5521002000.

The previous prime is 11152424221. The next prime is 11152424249. The reversal of 11152424242 is 24242425111.

It can be written as a sum of positive squares in 2 ways, for example, as 9517758481 + 1634665761 = 97559^2 + 40431^2 .

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 11152424242.

It is not an unprimeable number, because it can be changed into a prime (11152424249) 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, 27604809 + ... + 27605212.

Almost surely, 2^11152424242 is an apocalyptic number.

11152424242 is a deficient number, since it is larger than the sum of its proper divisors (5741842490).

11152424242 is a wasteful number, since it uses less digits than its factorization.

11152424242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55210124.

The product of its digits is 5120, while the sum is 28.

Adding to 11152424242 its reverse (24242425111), we get a palindrome (35394849353).

The spelling of 11152424242 in words is "eleven billion, one hundred fifty-two million, four hundred twenty-four thousand, two hundred forty-two".