123041110042 has 16 divisors (see below), whose sum is σ = 190934172000. Its totient is φ = 59396570800.

The previous prime is 123041110033. The next prime is 123041110061. The reversal of 123041110042 is 240011140321.

It is a super-2 number, since 2×123041110042² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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, 2463417 + ... + 2512867.

It is an arithmetic number, because the mean of its divisors is an integer number (11933385750).

Almost surely, 2^123041110042 is an apocalyptic number.

123041110042 is a deficient number, since it is larger than the sum of its proper divisors (67893061958).

123041110042 is a wasteful number, since it uses less digits than its factorization.

123041110042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92381.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 123041110042 its reverse (240011140321), we get a palindrome (363052250363).

The spelling of 123041110042 in words is "one hundred twenty-three billion, forty-one million, one hundred ten thousand, forty-two".