100240203 has 16 divisors (see below), whose sum is σ = 156473856. Its totient is φ = 55882560.

The previous prime is 100240201. The next prime is 100240271. The reversal of 100240203 is 302042001.

It is not a de Polignac number, because 100240203 - 2¹ = 100240201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100240201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57351 + ... + 59072.

It is an arithmetic number, because the mean of its divisors is an integer number (9779616).

Almost surely, 2^100240203 is an apocalyptic number.

100240203 is a deficient number, since it is larger than the sum of its proper divisors (56233653).

100240203 is a wasteful number, since it uses less digits than its factorization.

100240203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116474.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 100240203 is about 10012.0029464638. The cubic root of 100240203 is about 464.5302273808.

Adding to 100240203 its reverse (302042001), we get a palindrome (402282204).

The spelling of 100240203 in words is "one hundred million, two hundred forty thousand, two hundred three".