221300010343 has 12 divisors (see below), whose sum is σ = 227730059760. Its totient is φ = 215010446112.

The previous prime is 221300010293. The next prime is 221300010377. The reversal of 221300010343 is 343010003122.

It is a de Polignac number, because none of the positive numbers 2^k-221300010343 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 221300010343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221300010443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9963 + ... + 665356.

It is an arithmetic number, because the mean of its divisors is an integer number (18977504980).

Almost surely, 2^221300010343 is an apocalyptic number.

221300010343 is a deficient number, since it is larger than the sum of its proper divisors (6430049417).

221300010343 is an frugal number, since it uses more digits than its factorization.

221300010343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675526 (or 675459 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 221300010343 its reverse (343010003122), we get a palindrome (564310013465).

The spelling of 221300010343 in words is "two hundred twenty-one billion, three hundred million, ten thousand, three hundred forty-three".