100700207 has 4 divisors (see below), whose sum is σ = 101831760. Its totient is φ = 99568656.

The previous prime is 100700191. The next prime is 100700219. The reversal of 100700207 is 702007001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100700207 - 2⁴ = 100700191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100700227) 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, 565643 + ... + 565820.

It is an arithmetic number, because the mean of its divisors is an integer number (25457940).

Almost surely, 2^100700207 is an apocalyptic number.

100700207 is a deficient number, since it is larger than the sum of its proper divisors (1131553).

100700207 is an equidigital number, since it uses as much as digits as its factorization.

100700207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131552.

The product of its (nonzero) digits is 98, while the sum is 17.

The square root of 100700207 is about 10034.9492774005. The cubic root of 100700207 is about 465.2397222340.

Adding to 100700207 its reverse (702007001), we get a palindrome (802707208).

The spelling of 100700207 in words is "one hundred million, seven hundred thousand, two hundred seven".