105521116 has 12 divisors (see below), whose sum is σ = 185382288. Its totient is φ = 52554752.

The previous prime is 105521093. The next prime is 105521161. The reversal of 105521116 is 611125501.

It is a happy number.

It is a super-2 number, since 2×105521116² = 22269411843770912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50296 + ... + 52351.

It is an arithmetic number, because the mean of its divisors is an integer number (15448524).

Almost surely, 2^105521116 is an apocalyptic number.

It is an amenable number.

105521116 is a deficient number, since it is larger than the sum of its proper divisors (79861172).

105521116 is a wasteful number, since it uses less digits than its factorization.

105521116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102908 (or 102906 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 105521116 is about 10272.3471514547. The cubic root of 105521116 is about 472.5485757661.

Adding to 105521116 its reverse (611125501), we get a palindrome (716646617).

The spelling of 105521116 in words is "one hundred five million, five hundred twenty-one thousand, one hundred sixteen".