20131300103 has 16 divisors (see below), whose sum is σ = 20761150176. Its totient is φ = 19511606400.

The previous prime is 20131300061. The next prime is 20131300117. The reversal of 20131300103 is 30100313102.

It is a cyclic number.

It is not a de Polignac number, because 20131300103 - 2⁶ = 20131300039 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 (20131303103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2495825 + ... + 2503877.

It is an arithmetic number, because the mean of its divisors is an integer number (1297571886).

Almost surely, 2^20131300103 is an apocalyptic number.

20131300103 is a deficient number, since it is larger than the sum of its proper divisors (629850073).

20131300103 is a wasteful number, since it uses less digits than its factorization.

20131300103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8674.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 20131300103 its reverse (30100313102), we get a palindrome (50231613205).

The spelling of 20131300103 in words is "twenty billion, one hundred thirty-one million, three hundred thousand, one hundred three".