4321423331 has 4 divisors (see below), whose sum is σ = 4421921592. Its totient is φ = 4220925072.

The previous prime is 4321423321. The next prime is 4321423339. The reversal of 4321423331 is 1333241234.

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 4321423331 - 2²² = 4317229027 is a prime.

It is a super-2 number, since 2×4321423331² = 37349399211422271122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4321423331.

It is not an unprimeable number, because it can be changed into a prime (4321423339) 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 3 ways as a sum of consecutive naturals, for example, 50249066 + ... + 50249151.

It is an arithmetic number, because the mean of its divisors is an integer number (1105480398).

Almost surely, 2^4321423331 is an apocalyptic number.

4321423331 is a deficient number, since it is larger than the sum of its proper divisors (100498261).

4321423331 is a wasteful number, since it uses less digits than its factorization.

4321423331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100498260.

The product of its digits is 5184, while the sum is 26.

The square root of 4321423331 is about 65737.5336546786. The cubic root of 4321423331 is about 1628.8294167397.

Adding to 4321423331 its reverse (1333241234), we get a palindrome (5654664565).

The spelling of 4321423331 in words is "four billion, three hundred twenty-one million, four hundred twenty-three thousand, three hundred thirty-one".