105530235242 has 16 divisors (see below), whose sum is σ = 161361486720. Its totient is φ = 51744053712.

The previous prime is 105530235169. The next prime is 105530235281. The reversal of 105530235242 is 242532035501.

It is a super-2 number, since 2×105530235242² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105530235199 and 105530235208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27998 + ... + 460265.

It is an arithmetic number, because the mean of its divisors is an integer number (10085092920).

Almost surely, 2^105530235242 is an apocalyptic number.

105530235242 is a deficient number, since it is larger than the sum of its proper divisors (55831251478).

105530235242 is a wasteful number, since it uses less digits than its factorization.

105530235242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490357.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 105530235242 in words is "one hundred five billion, five hundred thirty million, two hundred thirty-five thousand, two hundred forty-two".