20020101200103 has 32 divisors (see below), whose sum is σ = 27512332162560. Its totient is φ = 12939933409920.

The previous prime is 20020101200083. The next prime is 20020101200117. The reversal of 20020101200103 is 30100210102002.

It is not a de Polignac number, because 20020101200103 - 2⁹ = 20020101199591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020101200153) 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, 42555118 + ... + 43022996.

It is an arithmetic number, because the mean of its divisors is an integer number (859760380080).

Almost surely, 2^{20020101200103} is an apocalyptic number.

20020101200103 is a deficient number, since it is larger than the sum of its proper divisors (7492230962457).

20020101200103 is a wasteful number, since it uses less digits than its factorization.

20020101200103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469287.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20020101200103 its reverse (30100210102002), we get a palindrome (50120311302105).

The spelling of 20020101200103 in words is "twenty trillion, twenty billion, one hundred one million, two hundred thousand, one hundred three".