4102123442 has 16 divisors (see below), whose sum is σ = 6235058592. Its totient is φ = 2023832160.

The previous prime is 4102123433. The next prime is 4102123447. The reversal of 4102123442 is 2443212014.

It is not an unprimeable number, because it can be changed into a prime (4102123447) 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, 122342 + ... + 152222.

It is an arithmetic number, because the mean of its divisors is an integer number (389691162).

Almost surely, 2^4102123442 is an apocalyptic number.

4102123442 is a deficient number, since it is larger than the sum of its proper divisors (2132935150).

4102123442 is a wasteful number, since it uses less digits than its factorization.

4102123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30793.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4102123442 is about 64047.8215242330. The cubic root of 4102123442 is about 1600.7969261791.

Adding to 4102123442 its reverse (2443212014), we get a palindrome (6545335456).

The spelling of 4102123442 in words is "four billion, one hundred two million, one hundred twenty-three thousand, four hundred forty-two".