143112200 has 96 divisors (see below), whose sum is σ = 414884160. Its totient is φ = 44601600.

The previous prime is 143112197. The next prime is 143112209. The reversal of 143112200 is 2211341.

It is a super-2 number, since 2×143112200² = 40962203577680000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143112209) 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, 10754 + ... + 20046.

It is an arithmetic number, because the mean of its divisors is an integer number (4321710).

Almost surely, 2^143112200 is an apocalyptic number.

143112200 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 143112200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207442080).

143112200 is an abundant number, since it is smaller than the sum of its proper divisors (271771960).

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

143112200 is a wasteful number, since it uses less digits than its factorization.

143112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9327 (or 9318 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 143112200 is about 11962.9511409184. The cubic root of 143112200 is about 523.0688842922.

Adding to 143112200 its reverse (2211341), we get a palindrome (145323541).

It can be divided in two parts, 1431 and 12200, that added together give a palindrome (13631).

The spelling of 143112200 in words is "one hundred forty-three million, one hundred twelve thousand, two hundred".