105923864220 has 24 divisors (see below), whose sum is σ = 296586819984. Its totient is φ = 28246363776.

The previous prime is 105923864219. The next prime is 105923864303. The reversal of 105923864220 is 22468329501.

It is a super-2 number, since 2×105923864220² (a number of 23 digits) 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 882698809 + ... + 882698928.

It is an arithmetic number, because the mean of its divisors is an integer number (12357784166).

Almost surely, 2^105923864220 is an apocalyptic number.

105923864220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105923864220 is an abundant number, since it is smaller than the sum of its proper divisors (190662955764).

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

105923864220 is a wasteful number, since it uses less digits than its factorization.

105923864220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765397749 (or 1765397747 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 105923864220 in words is "one hundred five billion, nine hundred twenty-three million, eight hundred sixty-four thousand, two hundred twenty".