105312302 has 8 divisors (see below), whose sum is σ = 158121912. Its totient is φ = 52605000.

The previous prime is 105312299. The next prime is 105312329. The reversal of 105312302 is 203213501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105312302² = 22181361905078408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 22949 + ... + 27152.

It is an arithmetic number, because the mean of its divisors is an integer number (19765239).

Almost surely, 2^105312302 is an apocalyptic number.

105312302 is a deficient number, since it is larger than the sum of its proper divisors (52809610).

105312302 is a wasteful number, since it uses less digits than its factorization.

105312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51154.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 105312302 is about 10262.1782288167. The cubic root of 105312302 is about 472.2366637296.

Adding to 105312302 its reverse (203213501), we get a palindrome (308525803).

The spelling of 105312302 in words is "one hundred five million, three hundred twelve thousand, three hundred two".