105520012435 has 16 divisors (see below), whose sum is σ = 141128935200. Its totient is φ = 75268763136.

The previous prime is 105520012391. The next prime is 105520012441. The reversal of 105520012435 is 534210025501.

It is a cyclic number.

It is not a de Polignac number, because 105520012435 - 2¹⁹ = 105519488147 is a prime.

It is a super-2 number, since 2×105520012435² (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, 32667120 + ... + 32670349.

It is an arithmetic number, because the mean of its divisors is an integer number (8820558450).

Almost surely, 2^105520012435 is an apocalyptic number.

105520012435 is a deficient number, since it is larger than the sum of its proper divisors (35608922765).

105520012435 is a wasteful number, since it uses less digits than its factorization.

105520012435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65337510.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 105520012435 its reverse (534210025501), we get a palindrome (639730037936).

The spelling of 105520012435 in words is "one hundred five billion, five hundred twenty million, twelve thousand, four hundred thirty-five".