10343221111 has 4 divisors (see below), whose sum is σ = 10344259224. Its totient is φ = 10342183000.

The previous prime is 10343221093. The next prime is 10343221123. The reversal of 10343221111 is 11112234301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10343221111 - 2⁵ = 10343221079 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 (10343221181) 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, 503965 + ... + 524086.

It is an arithmetic number, because the mean of its divisors is an integer number (2586064806).

Almost surely, 2^10343221111 is an apocalyptic number.

10343221111 is a deficient number, since it is larger than the sum of its proper divisors (1038113).

10343221111 is a wasteful number, since it uses less digits than its factorization.

10343221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038112.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10343221111 its reverse (11112234301), we get a palindrome (21455455412).

The spelling of 10343221111 in words is "ten billion, three hundred forty-three million, two hundred twenty-one thousand, one hundred eleven".