3124431312323 has 4 divisors (see below), whose sum is σ = 3171064615560. Its totient is φ = 3077798009088.

The previous prime is 3124431312311. The next prime is 3124431312403. The reversal of 3124431312323 is 3232131344213.

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 3124431312323 - 2⁴ = 3124431312307 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 3124431312323.

It is not an unprimeable number, because it can be changed into a prime (3124431317323) 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, 23316651518 + ... + 23316651651.

It is an arithmetic number, because the mean of its divisors is an integer number (792766153890).

Almost surely, 2^{3124431312323} is an apocalyptic number.

3124431312323 is a deficient number, since it is larger than the sum of its proper divisors (46633303237).

3124431312323 is an equidigital number, since it uses as much as digits as its factorization.

3124431312323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46633303236.

The product of its digits is 31104, while the sum is 32.

Adding to 3124431312323 its reverse (3232131344213), we get a palindrome (6356562656536).

The spelling of 3124431312323 in words is "three trillion, one hundred twenty-four billion, four hundred thirty-one million, three hundred twelve thousand, three hundred twenty-three".