1102200 has 96 divisors (see below), whose sum is σ = 3749760. Its totient is φ = 265600.

The previous prime is 1102187. The next prime is 1102201. The reversal of 1102200 is 22011.

It is a happy number.

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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6517 + ... + 6683.

It is an arithmetic number, because the mean of its divisors is an integer number (39060).

2^1102200 is an apocalyptic number.

1102200 is a gapful number since it is divisible by the number (10) 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 1102200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1874880).

1102200 is an abundant number, since it is smaller than the sum of its proper divisors (2647560).

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

1102200 is a wasteful number, since it uses less digits than its factorization.

1102200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 188 counting only the distinct ones).

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

The square root of 1102200 is about 1049.8571331376. The cubic root of 1102200 is about 103.2967843918.

Adding to 1102200 its reverse (22011), we get a palindrome (1124211).

It can be divided in two parts, 1 and 102200, that added together give a palindrome (102201).

The spelling of 1102200 in words is "one million, one hundred two thousand, two hundred".