105021016115 has 16 divisors (see below), whose sum is σ = 126309900960. Its totient is φ = 83827161600.

The previous prime is 105021016049. The next prime is 105021016123. The reversal of 105021016115 is 511610120501.

It is not a de Polignac number, because 105021016115 - 2¹⁴ = 105020999731 is a prime.

It is a super-2 number, since 2×105021016115² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7653881 + ... + 7667589.

It is an arithmetic number, because the mean of its divisors is an integer number (7894368810).

Almost surely, 2^105021016115 is an apocalyptic number.

105021016115 is a deficient number, since it is larger than the sum of its proper divisors (21288884845).

105021016115 is a wasteful number, since it uses less digits than its factorization.

105021016115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17062.

The product of its (nonzero) digits is 300, while the sum is 23.

Adding to 105021016115 its reverse (511610120501), we get a palindrome (616631136616).

The spelling of 105021016115 in words is "one hundred five billion, twenty-one million, sixteen thousand, one hundred fifteen".