2003110203220 has 96 divisors (see below), whose sum is σ = 4926757167360. Its totient is φ = 669752693760.

The previous prime is 2003110203191. The next prime is 2003110203247. The reversal of 2003110203220 is 223020113002.

It is a junction number, because it is equal to n+sod(n) for n = 2003110203194 and 2003110203203.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 14043702 + ... + 14185618.

It is an arithmetic number, because the mean of its divisors is an integer number (51320387160).

Almost surely, 2^{2003110203220} is an apocalyptic number.

2003110203220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003110203220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2463378583680).

2003110203220 is an abundant number, since it is smaller than the sum of its proper divisors (2923646964140).

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

2003110203220 is a wasteful number, since it uses less digits than its factorization.

2003110203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144433 (or 144431 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2003110203220 its reverse (223020113002), we get a palindrome (2226130316222).

The spelling of 2003110203220 in words is "two trillion, three billion, one hundred ten million, two hundred three thousand, two hundred twenty".