2020112101103 has 4 divisors (see below), whose sum is σ = 2020126299840. Its totient is φ = 2020097902368.

The previous prime is 2020112101093. The next prime is 2020112101121. The reversal of 2020112101103 is 3011012110202.

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 2020112101103 - 2⁶ = 2020112101039 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 (2020112101603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6883775 + ... + 7171232.

It is an arithmetic number, because the mean of its divisors is an integer number (505031574960).

Almost surely, 2^{2020112101103} is an apocalyptic number.

2020112101103 is a deficient number, since it is larger than the sum of its proper divisors (14198737).

2020112101103 is a wasteful number, since it uses less digits than its factorization.

2020112101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14198736.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2020112101103 its reverse (3011012110202), we get a palindrome (5031124211305).

Subtracting 2020112101103 from its reverse (3011012110202), we obtain a palindrome (990900009099).

The spelling of 2020112101103 in words is "two trillion, twenty billion, one hundred twelve million, one hundred one thousand, one hundred three".