2102200 has 48 divisors (see below), whose sum is σ = 5111280. Its totient is φ = 802560.

The previous prime is 2102183. The next prime is 2102201. The reversal of 2102200 is 22012.

2102200 = T₃₃ + T₃₄ + ... + T₂₃₂.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4372 + ... + 4828.

It is an arithmetic number, because the mean of its divisors is an integer number (106485).

2^2102200 is an apocalyptic number.

2102200 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 2102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2555640).

2102200 is an abundant number, since it is smaller than the sum of its proper divisors (3009080).

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

2102200 is a wasteful number, since it uses less digits than its factorization.

2102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 2102200 is about 1449.8965480337. The cubic root of 2102200 is about 128.1026195293.

Adding to 2102200 its reverse (22012), we get a palindrome (2124212).

The spelling of 2102200 in words is "two million, one hundred two thousand, two hundred".