105523383120 has 40 divisors (see below), whose sum is σ = 327122488416. Its totient is φ = 28139568768.

The previous prime is 105523383109. The next prime is 105523383139. The reversal of 105523383120 is 21383325501.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×105523383120² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219840142 + ... + 219840621.

Almost surely, 2^105523383120 is an apocalyptic number.

105523383120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105523383120 is an abundant number, since it is smaller than the sum of its proper divisors (221599105296).

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

105523383120 is a wasteful number, since it uses less digits than its factorization.

105523383120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439680779 (or 439680773 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 105523383120 in words is "one hundred five billion, five hundred twenty-three million, three hundred eighty-three thousand, one hundred twenty".