4102423123 has 4 divisors (see below), whose sum is σ = 4102931080. Its totient is φ = 4101915168.

The previous prime is 4102423111. The next prime is 4102423163. The reversal of 4102423123 is 3213242014.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4102423123 - 2²⁵ = 4068868691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4102423094 and 4102423103.

It is not an unprimeable number, because it can be changed into a prime (4102423163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241665 + ... + 258082.

It is an arithmetic number, because the mean of its divisors is an integer number (1025732770).

Almost surely, 2^4102423123 is an apocalyptic number.

4102423123 is a deficient number, since it is larger than the sum of its proper divisors (507957).

4102423123 is an equidigital number, since it uses as much as digits as its factorization.

4102423123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507956.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4102423123 is about 64050.1609912106. The cubic root of 4102423123 is about 1600.8359073514.

Adding to 4102423123 its reverse (3213242014), we get a palindrome (7315665137).

The spelling of 4102423123 in words is "four billion, one hundred two million, four hundred twenty-three thousand, one hundred twenty-three".