2110020 has 96 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 485760.

The previous prime is 2110019. The next prime is 2110021. The reversal of 2110020 is 200112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2110019) and next prime (2110021).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 2109990 and 2110008.

It is not an unprimeable number, because it can be changed into a prime (2110021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15111 + ... + 15249.

It is an arithmetic number, because the mean of its divisors is an integer number (70560).

2^2110020 is an apocalyptic number.

2110020 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 2110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3386880).

2110020 is an abundant number, since it is smaller than the sum of its proper divisors (4663740).

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

2110020 is a wasteful number, since it uses less digits than its factorization.

2110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 2110020 is about 1452.5907889010. The cubic root of 2110020 is about 128.2612664847.

Adding to 2110020 its reverse (200112), we get a palindrome (2310132).

The spelling of 2110020 in words is "two million, one hundred ten thousand, twenty".