3124021323 has 4 divisors (see below), whose sum is σ = 4165361768. Its totient is φ = 2082680880.

The previous prime is 3124021319. The next prime is 3124021331. The reversal of 3124021323 is 3231204213.

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

It is not a de Polignac number, because 3124021323 - 2² = 3124021319 is a prime.

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 3124021323.

It is not an unprimeable number, because it can be changed into a prime (3124021343) 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, 520670218 + ... + 520670223.

It is an arithmetic number, because the mean of its divisors is an integer number (1041340442).

Almost surely, 2^3124021323 is an apocalyptic number.

3124021323 is a deficient number, since it is larger than the sum of its proper divisors (1041340445).

3124021323 is a wasteful number, since it uses less digits than its factorization.

3124021323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041340444.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3124021323 is about 55892.9451988352. The cubic root of 3124021323 is about 1461.8562308293.

Adding to 3124021323 its reverse (3231204213), we get a palindrome (6355225536).

The spelling of 3124021323 in words is "three billion, one hundred twenty-four million, twenty-one thousand, three hundred twenty-three".