1102455200 has 216 divisors, whose sum is σ = 3382970976. Its totient is φ = 343411200.

The previous prime is 1102455187. The next prime is 1102455209. The reversal of 1102455200 is 25542011.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1102455209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 676787 + ... + 678413.

Almost surely, 2^1102455200 is an apocalyptic number.

1102455200 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 1102455200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1691485488).

1102455200 is an abundant number, since it is smaller than the sum of its proper divisors (2280515776).

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

1102455200 is a wasteful number, since it uses less digits than its factorization.

1102455200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1652 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1102455200 is about 33203.2408056804. The cubic root of 1102455200 is about 1033.0475611655.

Adding to 1102455200 its reverse (25542011), we get a palindrome (1127997211).

The spelling of 1102455200 in words is "one billion, one hundred two million, four hundred fifty-five thousand, two hundred".