20110200103 has 8 divisors (see below), whose sum is σ = 23452128800. Its totient is φ = 17237314080.

The previous prime is 20110200037. The next prime is 20110200119. The reversal of 20110200103 is 30100201102.

It is not a de Polignac number, because 20110200103 - 2⁹ = 20110199591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20110200103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110200503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29314818 + ... + 29315503.

It is an arithmetic number, because the mean of its divisors is an integer number (2931516100).

Almost surely, 2^20110200103 is an apocalyptic number.

20110200103 is a deficient number, since it is larger than the sum of its proper divisors (3341928697).

20110200103 is an frugal number, since it uses more digits than its factorization.

20110200103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58630342 (or 58630328 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 20110200103 its reverse (30100201102), we get a palindrome (50210401205).

Subtracting 20110200103 from its reverse (30100201102), we obtain a palindrome (9990000999).

The spelling of 20110200103 in words is "twenty billion, one hundred ten million, two hundred thousand, one hundred three".