105266321356 has 48 divisors (see below), whose sum is σ = 214480949760. Its totient is φ = 44275276800.

The previous prime is 105266321327. The next prime is 105266321383. The reversal of 105266321356 is 653123662501.

It is a super-2 number, since 2×105266321356² (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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200940 + ... + 500908.

It is an arithmetic number, because the mean of its divisors is an integer number (4468353120).

Almost surely, 2^105266321356 is an apocalyptic number.

It is an amenable number.

105266321356 is an abundant number, since it is smaller than the sum of its proper divisors (109214628404).

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

105266321356 is a wasteful number, since it uses less digits than its factorization.

105266321356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300214 (or 300212 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

Adding to 105266321356 its reverse (653123662501), we get a palindrome (758389983857).

The spelling of 105266321356 in words is "one hundred five billion, two hundred sixty-six million, three hundred twenty-one thousand, three hundred fifty-six".