100207056 has 40 divisors (see below), whose sum is σ = 259429824. Its totient is φ = 33329920.

The previous prime is 100207031. The next prime is 100207091. The reversal of 100207056 is 650702001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23005 + ... + 27011.

Almost surely, 2^100207056 is an apocalyptic number.

100207056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100207056 is an abundant number, since it is smaller than the sum of its proper divisors (159222768).

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

100207056 is a wasteful number, since it uses less digits than its factorization.

100207056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4539 (or 4533 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 100207056 is about 10010.3474465175. The cubic root of 100207056 is about 464.4790187822.

Adding to 100207056 its reverse (650702001), we get a palindrome (750909057).

The spelling of 100207056 in words is "one hundred million, two hundred seven thousand, fifty-six".