320124442431 has 8 divisors (see below), whose sum is σ = 427851285120. Its totient is φ = 212906947352.

The previous prime is 320124442423. The next prime is 320124442439. The reversal of 320124442431 is 134244421023.

It is an interprime number because it is at equal distance from previous prime (320124442423) and next prime (320124442439).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320124442431 - 2³ = 320124442423 is a prime.

It is a super-2 number, since 2×320124442431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320124442439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127335435 + ... + 127337948.

It is an arithmetic number, because the mean of its divisors is an integer number (53481410640).

Almost surely, 2^320124442431 is an apocalyptic number.

320124442431 is a deficient number, since it is larger than the sum of its proper divisors (107726842689).

320124442431 is a wasteful number, since it uses less digits than its factorization.

320124442431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254673805.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 320124442431 its reverse (134244421023), we get a palindrome (454368863454).

The spelling of 320124442431 in words is "three hundred twenty billion, one hundred twenty-four million, four hundred forty-two thousand, four hundred thirty-one".