320000011143 has 32 divisors (see below), whose sum is σ = 434566809600. Its totient is φ = 209419071840.

The previous prime is 320000011117. The next prime is 320000011151. The reversal of 320000011143 is 341110000023.

It is not a de Polignac number, because 320000011143 - 2⁸ = 320000010887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320000011153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40181880 + ... + 40189842.

It is an arithmetic number, because the mean of its divisors is an integer number (13580212800).

Almost surely, 2^320000011143 is an apocalyptic number.

320000011143 is a deficient number, since it is larger than the sum of its proper divisors (114566798457).

320000011143 is a wasteful number, since it uses less digits than its factorization.

320000011143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9059.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 320000011143 its reverse (341110000023), we get a palindrome (661110011166).

The spelling of 320000011143 in words is "three hundred twenty billion, eleven thousand, one hundred forty-three".