320231000111 has 12 divisors (see below), whose sum is σ = 352948594656. Its totient is φ = 290325810720.

The previous prime is 320231000099. The next prime is 320231000129. The reversal of 320231000111 is 111000132023.

It is a de Polignac number, because none of the positive numbers 2^k-320231000111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320231000171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3561230 + ... + 3650043.

It is an arithmetic number, because the mean of its divisors is an integer number (29412382888).

Almost surely, 2^320231000111 is an apocalyptic number.

320231000111 is a deficient number, since it is larger than the sum of its proper divisors (32717594545).

320231000111 is a wasteful number, since it uses less digits than its factorization.

320231000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7211662 (or 7211651 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 320231000111 its reverse (111000132023), we get a palindrome (431231132134).

The spelling of 320231000111 in words is "three hundred twenty billion, two hundred thirty-one million, one hundred eleven", and thus it is an aban number.