105021316 has 12 divisors (see below), whose sum is σ = 183859200. Its totient is φ = 52490120.

The previous prime is 105021307. The next prime is 105021317. The reversal of 105021316 is 613120501.

It is a super-2 number, since 2×105021316² = 22058953628743712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105021293 and 105021302.

It is not an unprimeable number, because it can be changed into a prime (105021317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16461 + ... + 21931.

It is an arithmetic number, because the mean of its divisors is an integer number (15321600).

Almost surely, 2^105021316 is an apocalyptic number.

It is an amenable number.

105021316 is a deficient number, since it is larger than the sum of its proper divisors (78837884).

105021316 is a wasteful number, since it uses less digits than its factorization.

105021316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10274 (or 10272 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 105021316 is about 10247.9908274744. The cubic root of 105021316 is about 471.8013204318.

Adding to 105021316 its reverse (613120501), we get a palindrome (718141817).

It can be divided in two parts, 1050 and 21316, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 105021316 in words is "one hundred five million, twenty-one thousand, three hundred sixteen".