105541203211 has 16 divisors (see below), whose sum is σ = 112663756800. Its totient is φ = 98576543808.

The previous prime is 105541203203. The next prime is 105541203223. The reversal of 105541203211 is 112302145501.

It is a cyclic number.

It is not a de Polignac number, because 105541203211 - 2³ = 105541203203 is a prime.

It is a super-2 number, since 2×105541203211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105541200211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3712710 + ... + 3741028.

It is an arithmetic number, because the mean of its divisors is an integer number (7041484800).

Almost surely, 2^105541203211 is an apocalyptic number.

105541203211 is a deficient number, since it is larger than the sum of its proper divisors (7122553589).

105541203211 is a wasteful number, since it uses less digits than its factorization.

105541203211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31098.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 105541203211 its reverse (112302145501), we get a palindrome (217843348712).

The spelling of 105541203211 in words is "one hundred five billion, five hundred forty-one million, two hundred three thousand, two hundred eleven".