3124423321 has 4 divisors (see below), whose sum is σ = 3154757632. Its totient is φ = 3094089012.

The previous prime is 3124423303. The next prime is 3124423343. The reversal of 3124423321 is 1233244213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3124423321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3124423361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15167001 + ... + 15167206.

It is an arithmetic number, because the mean of its divisors is an integer number (788689408).

Almost surely, 2^3124423321 is an apocalyptic number.

It is an amenable number.

3124423321 is a deficient number, since it is larger than the sum of its proper divisors (30334311).

3124423321 is a wasteful number, since it uses less digits than its factorization.

3124423321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30334310.

The product of its digits is 3456, while the sum is 25.

The square root of 3124423321 is about 55896.5412257324. The cubic root of 3124423321 is about 1461.9189318606.

Adding to 3124423321 its reverse (1233244213), we get a palindrome (4357667534).

The spelling of 3124423321 in words is "three billion, one hundred twenty-four million, four hundred twenty-three thousand, three hundred twenty-one".