100105560551056 has 20 divisors (see below), whose sum is σ = 193962613501612. Its totient is φ = 50050692550656.

The previous prime is 100105560551041. The next prime is 100105560551057. The reversal of 100105560551056 is 650155065501001.

It can be written as a sum of positive squares in 2 ways, for example, as 71773360711056 + 28332199840000 = 8471916^2 + 5322800^2 .

It is a super-2 number, since 2×100105560551056² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100105560551057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130087185 + ... + 130854448.

Almost surely, 2^{100105560551056} is an apocalyptic number.

100105560551056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100105560551056 is a deficient number, since it is larger than the sum of its proper divisors (93857052950556).

100105560551056 is a wasteful number, since it uses less digits than its factorization.

100105560551056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260965618 (or 260965612 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 100105560551056 in words is "one hundred trillion, one hundred five billion, five hundred sixty million, five hundred fifty-one thousand, fifty-six".