4021324123 has 16 divisors (see below), whose sum is σ = 4226088960. Its totient is φ = 3821781600.

The previous prime is 4021324081. The next prime is 4021324133. The reversal of 4021324123 is 3214231204.

It is a cyclic number.

It is not a de Polignac number, because 4021324123 - 2¹³ = 4021315931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4021324094 and 4021324103.

It is not an unprimeable number, because it can be changed into a prime (4021324133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463461 + ... + 472057.

It is an arithmetic number, because the mean of its divisors is an integer number (264130560).

Almost surely, 2^4021324123 is an apocalyptic number.

4021324123 is a deficient number, since it is larger than the sum of its proper divisors (204764837).

4021324123 is a wasteful number, since it uses less digits than its factorization.

4021324123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8898.

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

The square root of 4021324123 is about 63413.9111157796. The cubic root of 4021324123 is about 1590.2168820615.

Adding to 4021324123 its reverse (3214231204), we get a palindrome (7235555327).

The spelling of 4021324123 in words is "four billion, twenty-one million, three hundred twenty-four thousand, one hundred twenty-three".