320010123311 has 8 divisors (see below), whose sum is σ = 338713830000. Its totient is φ = 301492523520.

The previous prime is 320010123281. The next prime is 320010123337. The reversal of 320010123311 is 113321010023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320010123311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320010123311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320010126311) 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, 46523186 + ... + 46530063.

It is an arithmetic number, because the mean of its divisors is an integer number (42339228750).

Almost surely, 2^320010123311 is an apocalyptic number.

320010123311 is a deficient number, since it is larger than the sum of its proper divisors (18703706689).

320010123311 is a wasteful number, since it uses less digits than its factorization.

320010123311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93053449.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 320010123311 its reverse (113321010023), we get a palindrome (433331133334).

The spelling of 320010123311 in words is "three hundred twenty billion, ten million, one hundred twenty-three thousand, three hundred eleven".