100202013103 has 4 divisors (see below), whose sum is σ = 100202647528. Its totient is φ = 100201378680.

The previous prime is 100202013101. The next prime is 100202013199. The reversal of 100202013103 is 301310202001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 100202013103 - 2¹ = 100202013101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100202013101) 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, 127813 + ... + 465553.

It is an arithmetic number, because the mean of its divisors is an integer number (25050661882).

Almost surely, 2^100202013103 is an apocalyptic number.

100202013103 is a deficient number, since it is larger than the sum of its proper divisors (634425).

100202013103 is an equidigital number, since it uses as much as digits as its factorization.

100202013103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634424.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 100202013103 its reverse (301310202001), we get a palindrome (401512215104).

The spelling of 100202013103 in words is "one hundred billion, two hundred two million, thirteen thousand, one hundred three".