100231203 has 4 divisors (see below), whose sum is σ = 133641608. Its totient is φ = 66820800.

The previous prime is 100231193. The next prime is 100231207. The reversal of 100231203 is 302132001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 100231203 - 2⁶ = 100231139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100231207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16705198 + ... + 16705203.

It is an arithmetic number, because the mean of its divisors is an integer number (33410402).

Almost surely, 2^100231203 is an apocalyptic number.

100231203 is a deficient number, since it is larger than the sum of its proper divisors (33410405).

100231203 is an equidigital number, since it uses as much as digits as its factorization.

100231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33410404.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 100231203 is about 10011.5534758598. The cubic root of 100231203 is about 464.5163244522.

Adding to 100231203 its reverse (302132001), we get a palindrome (402363204).

The spelling of 100231203 in words is "one hundred million, two hundred thirty-one thousand, two hundred three".