320142044031 has 8 divisors (see below), whose sum is σ = 451965238704. Its totient is φ = 200873439360.

The previous prime is 320142044029. The next prime is 320142044051. The reversal of 320142044031 is 130440241023.

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

It is not a de Polignac number, because 320142044031 - 2¹ = 320142044029 is a prime.

It is a super-2 number, since 2×320142044031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320142043992 and 320142044010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320142044051) 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, 3138647440 + ... + 3138647541.

It is an arithmetic number, because the mean of its divisors is an integer number (56495654838).

Almost surely, 2^320142044031 is an apocalyptic number.

320142044031 is a deficient number, since it is larger than the sum of its proper divisors (131823194673).

320142044031 is a wasteful number, since it uses less digits than its factorization.

320142044031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277295001.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 320142044031 its reverse (130440241023), we get a palindrome (450582285054).

The spelling of 320142044031 in words is "three hundred twenty billion, one hundred forty-two million, forty-four thousand, thirty-one".