100203013203 has 4 divisors (see below), whose sum is σ = 133604017608. Its totient is φ = 66802008800.

The previous prime is 100203013159. The next prime is 100203013259. The reversal of 100203013203 is 302310302001.

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

It is a cyclic number.

It is not a de Polignac number, because 100203013203 - 2⁹ = 100203012691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100203017203) 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, 16700502198 + ... + 16700502203.

It is an arithmetic number, because the mean of its divisors is an integer number (33401004402).

Almost surely, 2^100203013203 is an apocalyptic number.

100203013203 is a deficient number, since it is larger than the sum of its proper divisors (33401004405).

100203013203 is an equidigital number, since it uses as much as digits as its factorization.

100203013203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33401004404.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 100203013203 its reverse (302310302001), we get a palindrome (402513315204).

The spelling of 100203013203 in words is "one hundred billion, two hundred three million, thirteen thousand, two hundred three".