20130101303 has 16 divisors (see below), whose sum is σ = 21959725536. Its totient is φ = 18341051520.

The previous prime is 20130101297. The next prime is 20130101309. The reversal of 20130101303 is 30310103102.

It is an interprime number because it is at equal distance from previous prime (20130101297) and next prime (20130101309).

It is a cyclic number.

It is not a de Polignac number, because 20130101303 - 2⁴ = 20130101287 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 (20130101309) 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, 1266401 + ... + 1282197.

It is an arithmetic number, because the mean of its divisors is an integer number (1372482846).

Almost surely, 2^20130101303 is an apocalyptic number.

20130101303 is a deficient number, since it is larger than the sum of its proper divisors (1829624233).

20130101303 is a wasteful number, since it uses less digits than its factorization.

20130101303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17074.

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

Adding to 20130101303 its reverse (30310103102), we get a palindrome (50440204405).

The spelling of 20130101303 in words is "twenty billion, one hundred thirty million, one hundred one thousand, three hundred three".