105710110121 has 16 divisors (see below), whose sum is σ = 131875983360. Its totient is φ = 82320539280.

The previous prime is 105710110069. The next prime is 105710110123. The reversal of 105710110121 is 121011017501.

It is not a de Polignac number, because 105710110121 - 2¹⁰ = 105710109097 is a prime.

It is a super-2 number, since 2×105710110121² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105710110093 and 105710110102.

It is not an unprimeable number, because it can be changed into a prime (105710110123) 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, 299321 + ... + 548646.

It is an arithmetic number, because the mean of its divisors is an integer number (8242248960).

Almost surely, 2^105710110121 is an apocalyptic number.

105710110121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

105710110121 is a deficient number, since it is larger than the sum of its proper divisors (26165873239).

105710110121 is a wasteful number, since it uses less digits than its factorization.

105710110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849604.

The product of its (nonzero) digits is 70, while the sum is 20.

Adding to 105710110121 its reverse (121011017501), we get a palindrome (226721127622).

The spelling of 105710110121 in words is "one hundred five billion, seven hundred ten million, one hundred ten thousand, one hundred twenty-one".