20002003110 has 56 divisors (see below), whose sum is σ = 53980734240. Its totient is φ = 5333865552.

The previous prime is 20002003097. The next prime is 20002003129. The reversal of 20002003110 is 1130020002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20002003092 and 20002003101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1364590 + ... + 1379169.

Almost surely, 2^20002003110 is an apocalyptic number.

20002003110 is an abundant number, since it is smaller than the sum of its proper divisors (33978731130).

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

20002003110 is an equidigital number, since it uses as much as digits as its factorization.

20002003110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743784 (or 2743769 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 20002003110 its reverse (1130020002), we get a palindrome (21132023112).

The spelling of 20002003110 in words is "twenty billion, two million, three thousand, one hundred ten".