20012003201103 has 8 divisors (see below), whose sum is σ = 26687521469616. Its totient is φ = 13338910200000.

The previous prime is 20012003201051. The next prime is 20012003201111. The reversal of 20012003201103 is 30110230021002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20012003201103 - 2¹³ = 20012003192911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012003201903) 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, 606297598 + ... + 606330603.

It is an arithmetic number, because the mean of its divisors is an integer number (3335940183702).

Almost surely, 2^{20012003201103} is an apocalyptic number.

20012003201103 is a deficient number, since it is larger than the sum of its proper divisors (6675518268513).

20012003201103 is a wasteful number, since it uses less digits than its factorization.

20012003201103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212633705.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20012003201103 its reverse (30110230021002), we get a palindrome (50122233222105).

The spelling of 20012003201103 in words is "twenty trillion, twelve billion, three million, two hundred one thousand, one hundred three".