101042203 has 12 divisors (see below), whose sum is σ = 107909272. Its totient is φ = 94590720.

The previous prime is 101042189. The next prime is 101042239. The reversal of 101042203 is 302240101.

It is not a de Polignac number, because 101042203 - 2¹⁷ = 100911131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101042803) 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 11 ways as a sum of consecutive naturals, for example, 60151 + ... + 61807.

Almost surely, 2^101042203 is an apocalyptic number.

101042203 is a deficient number, since it is larger than the sum of its proper divisors (6867069).

101042203 is a wasteful number, since it uses less digits than its factorization.

101042203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902 (or 1885 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 101042203 is about 10051.9750795553. The cubic root of 101042203 is about 465.7658063592.

Adding to 101042203 its reverse (302240101), we get a palindrome (403282304).

The spelling of 101042203 in words is "one hundred one million, forty-two thousand, two hundred three".