202013012301103 has 4 divisors (see below), whose sum is σ = 202257284384520. Its totient is φ = 201768740217688.

The previous prime is 202013012301059. The next prime is 202013012301143. The reversal of 202013012301103 is 301103210310202.

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 202013012301103 - 2²¹ = 202013010203951 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 (202013012301143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122136040468 + ... + 122136042121.

It is an arithmetic number, because the mean of its divisors is an integer number (50564321096130).

Almost surely, 2^{202013012301103} is an apocalyptic number.

202013012301103 is a deficient number, since it is larger than the sum of its proper divisors (244272083417).

202013012301103 is an equidigital number, since it uses as much as digits as its factorization.

202013012301103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244272083416.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 202013012301103 its reverse (301103210310202), we get a palindrome (503116222611305).

The spelling of 202013012301103 in words is "two hundred two trillion, thirteen billion, twelve million, three hundred one thousand, one hundred three".