1340222200 has 96 divisors (see below), whose sum is σ = 3310904160. Its totient is φ = 502784000.

The previous prime is 1340222189. The next prime is 1340222203. The reversal of 1340222200 is 22220431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340222203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1362909 + ... + 1363891.

It is an arithmetic number, because the mean of its divisors is an integer number (34488585).

Almost surely, 2^1340222200 is an apocalyptic number.

1340222200 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 1340222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655452080).

1340222200 is an abundant number, since it is smaller than the sum of its proper divisors (1970681960).

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

1340222200 is a wasteful number, since it uses less digits than its factorization.

1340222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417 (or 1408 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1340222200 is about 36609.0453303552. The cubic root of 1340222200 is about 1102.5347058112.

Adding to 1340222200 its reverse (22220431), we get a palindrome (1362442631).

The spelling of 1340222200 in words is "one billion, three hundred forty million, two hundred twenty-two thousand, two hundred".