143225240000 has 140 divisors (see below), whose sum is σ = 358306292784. Its totient is φ = 56781312000.

The previous prime is 143225239967. The next prime is 143225240009. The reversal of 143225240000 is 42522341.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143225240009) 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 19 ways as a sum of consecutive naturals, for example, 4504157 + ... + 4535843.

Almost surely, 2^143225240000 is an apocalyptic number.

143225240000 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 143225240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179153146392).

143225240000 is an abundant number, since it is smaller than the sum of its proper divisors (215081052784).

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

143225240000 is an equidigital number, since it uses as much as digits as its factorization.

143225240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31832 (or 31807 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 143225240000 its reverse (42522341), we get a palindrome (143267762341).

The spelling of 143225240000 in words is "one hundred forty-three billion, two hundred twenty-five million, two hundred forty thousand".