105343505320 has 16 divisors (see below), whose sum is σ = 237022887060. Its totient is φ = 42137402112.

The previous prime is 105343505317. The next prime is 105343505327. The reversal of 105343505320 is 23505343501.

It can be written as a sum of positive squares in 2 ways, for example, as 103906943716 + 1436561604 = 322346^2 + 37902^2 .

It is a super-2 number, since 2×105343505320² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105343505327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316793777 + ... + 1316793856.

Almost surely, 2^105343505320 is an apocalyptic number.

105343505320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105343505320 is an abundant number, since it is smaller than the sum of its proper divisors (131679381740).

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

105343505320 is a wasteful number, since it uses less digits than its factorization.

105343505320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633587644 (or 2633587640 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 105343505320 its reverse (23505343501), we get a palindrome (128848848821).

The spelling of 105343505320 in words is "one hundred five billion, three hundred forty-three million, five hundred five thousand, three hundred twenty".