20200221303 has 32 divisors (see below), whose sum is σ = 27673228800. Its totient is φ = 13101718656.

The previous prime is 20200221257. The next prime is 20200221313. The reversal of 20200221303 is 30312200202.

It is not a de Polignac number, because 20200221303 - 2⁹ = 20200220791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200221313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16435693 + ... + 16436921.

It is an arithmetic number, because the mean of its divisors is an integer number (864788400).

Almost surely, 2^20200221303 is an apocalyptic number.

20200221303 is a deficient number, since it is larger than the sum of its proper divisors (7473007497).

20200221303 is a wasteful number, since it uses less digits than its factorization.

20200221303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20200221303 its reverse (30312200202), we get a palindrome (50512421505).

The spelling of 20200221303 in words is "twenty billion, two hundred million, two hundred twenty-one thousand, three hundred three".