320043144003043 has 32 divisors (see below), whose sum is σ = 326808967919616. Its totient is φ = 313340865032448.

The previous prime is 320043144003031. The next prime is 320043144003053. The reversal of 320043144003043 is 340300441340023.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320043144003043 is a prime.

It is a super-2 number, since 2×320043144003043² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320043144002996 and 320043144003014.

It is not an unprimeable number, because it can be changed into a prime (320043144003013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27046655455 + ... + 27046667287.

It is an arithmetic number, because the mean of its divisors is an integer number (10212780247488).

Almost surely, 2^{320043144003043} is an apocalyptic number.

320043144003043 is a deficient number, since it is larger than the sum of its proper divisors (6765823916573).

320043144003043 is a wasteful number, since it uses less digits than its factorization.

320043144003043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14923.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 320043144003043 its reverse (340300441340023), we get a palindrome (660343585343066).

The spelling of 320043144003043 in words is "three hundred twenty trillion, forty-three billion, one hundred forty-four million, three thousand, forty-three".