101199217 has 8 divisors (see below), whose sum is σ = 116394176. Its totient is φ = 86188752.

The previous prime is 101199199. The next prime is 101199223. The reversal of 101199217 is 712991101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101199217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101199247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44943 + ... + 47140.

It is an arithmetic number, because the mean of its divisors is an integer number (14549272).

Almost surely, 2^101199217 is an apocalyptic number.

It is an amenable number.

101199217 is a deficient number, since it is larger than the sum of its proper divisors (15194959).

101199217 is an equidigital number, since it uses as much as digits as its factorization.

101199217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92247.

The product of its (nonzero) digits is 1134, while the sum is 31.

The square root of 101199217 is about 10059.7821546990. The cubic root of 101199217 is about 466.0069396082.

The spelling of 101199217 in words is "one hundred one million, one hundred ninety-nine thousand, two hundred seventeen".