100143201 has 8 divisors (see below), whose sum is σ = 137133184. Its totient is φ = 64957680.

The previous prime is 100143191. The next prime is 100143223. The reversal of 100143201 is 102341001.

It is a happy number.

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

It is not a de Polignac number, because 100143201 - 2¹⁹ = 99618913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100143101) 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, 450985 + ... + 451206.

It is an arithmetic number, because the mean of its divisors is an integer number (17141648).

Almost surely, 2^100143201 is an apocalyptic number.

It is an amenable number.

100143201 is a deficient number, since it is larger than the sum of its proper divisors (36989983).

100143201 is an equidigital number, since it uses as much as digits as its factorization.

100143201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902231.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 100143201 is about 10007.1574885179. The cubic root of 100143201 is about 464.3803377408.

Adding to 100143201 its reverse (102341001), we get a palindrome (202484202).

The spelling of 100143201 in words is "one hundred million, one hundred forty-three thousand, two hundred one".