100144200 has 192 divisors, whose sum is σ = 344352960. Its totient is φ = 23915520.

The previous prime is 100144183. The next prime is 100144201. The reversal of 100144200 is 2441001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100144201) 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 47 ways as a sum of consecutive naturals, for example, 288427 + ... + 288773.

It is an arithmetic number, because the mean of its divisors is an integer number (1793505).

Almost surely, 2^100144200 is an apocalyptic number.

100144200 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 100144200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172176480).

100144200 is an abundant number, since it is smaller than the sum of its proper divisors (244208760).

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

100144200 is a wasteful number, since it uses less digits than its factorization.

100144200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 100144200 is about 10007.2074026673. The cubic root of 100144200 is about 464.3818819109.

Adding to 100144200 its reverse (2441001), we get a palindrome (102585201).

The spelling of 100144200 in words is "one hundred million, one hundred forty-four thousand, two hundred".