2003020110 has 192 divisors, whose sum is σ = 6611189760. Its totient is φ = 422547840.

The previous prime is 2003020099. The next prime is 2003020127. The reversal of 2003020110 is 110203002.

It is a happy number.

It is a super-2 number, since 2×2003020110² = 8024179122128824200, which contains 22 as substring.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2003020092 and 2003020101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 316275 + ... + 322545.

It is an arithmetic number, because the mean of its divisors is an integer number (34433280).

Almost surely, 2^2003020110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003020110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3305594880).

2003020110 is an abundant number, since it is smaller than the sum of its proper divisors (4608169650).

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

2003020110 is a wasteful number, since it uses less digits than its factorization.

2003020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6320 (or 6301 counting only the distinct ones).

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

The square root of 2003020110 is about 44755.1126688337. The cubic root of 2003020110 is about 1260.5549143055.

Adding to 2003020110 its reverse (110203002), we get a palindrome (2113223112).

The spelling of 2003020110 in words is "two billion, three million, twenty thousand, one hundred ten".