20110313203 has 8 divisors (see below), whose sum is σ = 21256592720. Its totient is φ = 18972817920.

The previous prime is 20110313191. The next prime is 20110313213. The reversal of 20110313203 is 30231301102.

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

It is a cyclic number.

It is not a de Polignac number, because 20110313203 - 2¹³ = 20110305011 is a prime.

It is a super-3 number, since 3×20110313203³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20110313213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2191350 + ... + 2200507.

It is an arithmetic number, because the mean of its divisors is an integer number (2657074090).

Almost surely, 2^20110313203 is an apocalyptic number.

20110313203 is a deficient number, since it is larger than the sum of its proper divisors (1146279517).

20110313203 is a wasteful number, since it uses less digits than its factorization.

20110313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4392117.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20110313203 its reverse (30231301102), we get a palindrome (50341614305).

The spelling of 20110313203 in words is "twenty billion, one hundred ten million, three hundred thirteen thousand, two hundred three".