320311011300 has 144 divisors (see below), whose sum is σ = 1081697433600. Its totient is φ = 71656179840.

The previous prime is 320311011299. The next prime is 320311011337. The reversal of 320311011300 is 3110113023.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 320311011300.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1523950 + ... + 1721349.

Almost surely, 2^320311011300 is an apocalyptic number.

320311011300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320311011300 is an abundant number, since it is smaller than the sum of its proper divisors (761386422300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320311011300 is a wasteful number, since it uses less digits than its factorization.

320311011300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245370 (or 3245363 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 320311011300 its reverse (3110113023), we get a palindrome (323421124323).

The spelling of 320311011300 in words is "three hundred twenty billion, three hundred eleven million, eleven thousand, three hundred".