20143313204 has 96 divisors (see below), whose sum is σ = 41664430080. Its totient is φ = 8343113472.

The previous prime is 20143313191. The next prime is 20143313213. The reversal of 20143313204 is 40231334102.

It is a super-3 number, since 3×20143313204³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20143313204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54886229 + ... + 54886595.

It is an arithmetic number, because the mean of its divisors is an integer number (434004480).

Almost surely, 2^20143313204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20143313204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20832215040).

20143313204 is an abundant number, since it is smaller than the sum of its proper divisors (21521116876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20143313204 is a wasteful number, since it uses less digits than its factorization.

20143313204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20143313204 its reverse (40231334102), we get a palindrome (60374647306).

The spelling of 20143313204 in words is "twenty billion, one hundred forty-three million, three hundred thirteen thousand, two hundred four".