100101203 has 2 divisors, whose sum is σ = 100101204. Its totient is φ = 100101202.

The previous prime is 100101193. The next prime is 100101217. The reversal of 100101203 is 302101001.

It is a weak prime.

It is an emirp because it is prime and its reverse (302101001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100101203 - 2¹⁴ = 100084819 is a prime.

It is not a weakly prime, because it can be changed into another prime (100101223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050601 + 50050602.

It is an arithmetic number, because the mean of its divisors is an integer number (50050602).

Almost surely, 2^100101203 is an apocalyptic number.

100101203 is a deficient number, since it is larger than the sum of its proper divisors (1).

100101203 is an equidigital number, since it uses as much as digits as its factorization.

100101203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 100101203 is about 10005.0588703915. The cubic root of 100101203 is about 464.3154114743.

Adding to 100101203 its reverse (302101001), we get a palindrome (402202204).

The spelling of 100101203 in words is "one hundred million, one hundred one thousand, two hundred three".