2021200110 has 48 divisors (see below), whose sum is σ = 5397159456. Its totient is φ = 524418624.

The previous prime is 2021200099. The next prime is 2021200157. The reversal of 2021200110 is 110021202.

2021200110 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 = 2021200092 and 2021200101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 300154 + ... + 306813.

It is an arithmetic number, because the mean of its divisors is an integer number (112440822).

Almost surely, 2^2021200110 is an apocalyptic number.

2021200110 is an abundant number, since it is smaller than the sum of its proper divisors (3375959346).

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

2021200110 is a wasteful number, since it uses less digits than its factorization.

2021200110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607017 (or 607014 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2021200110 is about 44957.7591745852. The cubic root of 2021200110 is about 1264.3571564395.

Adding to 2021200110 its reverse (110021202), we get a palindrome (2131221312).

The spelling of 2021200110 in words is "two billion, twenty-one million, two hundred thousand, one hundred ten".