20201101303 has 4 divisors (see below), whose sum is σ = 20220926760. Its totient is φ = 20181275848.

The previous prime is 20201101301. The next prime is 20201101313. The reversal of 20201101303 is 30310110202.

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 20201101303 - 2¹ = 20201101301 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 (20201101301) 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 3 ways as a sum of consecutive naturals, for example, 9911200 + ... + 9913237.

It is an arithmetic number, because the mean of its divisors is an integer number (5055231690).

Almost surely, 2^20201101303 is an apocalyptic number.

20201101303 is a deficient number, since it is larger than the sum of its proper divisors (19825457).

20201101303 is a wasteful number, since it uses less digits than its factorization.

20201101303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19825456.

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

Adding to 20201101303 its reverse (30310110202), we get a palindrome (50511211505).

The spelling of 20201101303 in words is "twenty billion, two hundred one million, one hundred one thousand, three hundred three".