11124131242 has 16 divisors (see below), whose sum is σ = 19123067520. Its totient is φ = 4754202768.

The previous prime is 11124131231. The next prime is 11124131269. The reversal of 11124131242 is 24213142111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1101633 + ... + 1111684.

It is an arithmetic number, because the mean of its divisors is an integer number (1195191720).

Almost surely, 2^11124131242 is an apocalyptic number.

11124131242 is a deficient number, since it is larger than the sum of its proper divisors (7998936278).

11124131242 is a wasteful number, since it uses less digits than its factorization.

11124131242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2213685.

The product of its digits is 384, while the sum is 22.

Adding to 11124131242 its reverse (24213142111), we get a palindrome (35337273353).

The spelling of 11124131242 in words is "eleven billion, one hundred twenty-four million, one hundred thirty-one thousand, two hundred forty-two".