105343211 has 4 divisors (see below), whose sum is σ = 105383400. Its totient is φ = 105303024.

The previous prime is 105343129. The next prime is 105343241. The reversal of 105343211 is 112343501.

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 105343211 - 2¹⁰ = 105342187 is a prime.

It is a super-2 number, since 2×105343211² = 22194384207581042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105343241) 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, 15866 + ... + 21503.

It is an arithmetic number, because the mean of its divisors is an integer number (26345850).

Almost surely, 2^105343211 is an apocalyptic number.

105343211 is a deficient number, since it is larger than the sum of its proper divisors (40189).

105343211 is an equidigital number, since it uses as much as digits as its factorization.

105343211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40188.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 105343211 is about 10263.6840851616. The cubic root of 105343211 is about 472.2828594572.

Adding to 105343211 its reverse (112343501), we get a palindrome (217686712).

The spelling of 105343211 in words is "one hundred five million, three hundred forty-three thousand, two hundred eleven".