124111112242 has 16 divisors (see below), whose sum is σ = 200661414912. Its totient is φ = 57232270800.

The previous prime is 124111112221. The next prime is 124111112243. The reversal of 124111112242 is 242211111421.

It is not an unprimeable number, because it can be changed into a prime (124111112243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2043708 + ... + 2103559.

It is an arithmetic number, because the mean of its divisors is an integer number (12541338432).

Almost surely, 2^124111112242 is an apocalyptic number.

124111112242 is a deficient number, since it is larger than the sum of its proper divisors (76550302670).

124111112242 is a wasteful number, since it uses less digits than its factorization.

124111112242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4148433.

The product of its digits is 256, while the sum is 22.

Adding to 124111112242 its reverse (242211111421), we get a palindrome (366322223663).

The spelling of 124111112242 in words is "one hundred twenty-four billion, one hundred eleven million, one hundred twelve thousand, two hundred forty-two".