105034234520 has 128 divisors (see below), whose sum is σ = 241965480960. Its totient is φ = 41026375680.

The previous prime is 105034234493. The next prime is 105034234523. The reversal of 105034234520 is 25432430501.

It is a happy number.

It is a super-2 number, since 2×105034234520² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105034234523) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 178933667 + ... + 178934253.

It is an arithmetic number, because the mean of its divisors is an integer number (1890355320).

Almost surely, 2^105034234520 is an apocalyptic number.

105034234520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105034234520 is an abundant number, since it is smaller than the sum of its proper divisors (136931246440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105034234520 is a wasteful number, since it uses less digits than its factorization.

105034234520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233 (or 1229 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 105034234520 in words is "one hundred five billion, thirty-four million, two hundred thirty-four thousand, five hundred twenty".