20440301103 has 16 divisors (see below), whose sum is σ = 30285286240. Its totient is φ = 13625356032.

The previous prime is 20440301093. The next prime is 20440301111. The reversal of 20440301103 is 30110304402.

It is not a de Polignac number, because 20440301103 - 2¹⁰ = 20440300079 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 (20447301103) 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, 240525 + ... + 314217.

It is an arithmetic number, because the mean of its divisors is an integer number (1892830390).

Almost surely, 2^20440301103 is an apocalyptic number.

20440301103 is a deficient number, since it is larger than the sum of its proper divisors (9844985137).

20440301103 is a wasteful number, since it uses less digits than its factorization.

20440301103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83975 (or 83969 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20440301103 its reverse (30110304402), we get a palindrome (50550605505).

The spelling of 20440301103 in words is "twenty billion, four hundred forty million, three hundred one thousand, one hundred three".