101996203 has 4 divisors (see below), whose sum is σ = 102017448. Its totient is φ = 101974960.

The previous prime is 101996197. The next prime is 101996227. The reversal of 101996203 is 302699101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302699101 = 281 ⋅1077221.

It is a cyclic number.

It is not a de Polignac number, because 101996203 - 2⁵ = 101996171 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101996003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 375 + ... + 14287.

It is an arithmetic number, because the mean of its divisors is an integer number (25504362).

Almost surely, 2^101996203 is an apocalyptic number.

101996203 is a deficient number, since it is larger than the sum of its proper divisors (21245).

101996203 is an equidigital number, since it uses as much as digits as its factorization.

101996203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21244.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 101996203 is about 10099.3169571016. The cubic root of 101996203 is about 467.2270751060.

The spelling of 101996203 in words is "one hundred one million, nine hundred ninety-six thousand, two hundred three".