243120443002 has 8 divisors (see below), whose sum is σ = 364682905812. Its totient is φ = 121559474400.

The previous prime is 243120442997. The next prime is 243120443017. The reversal of 243120443002 is 200344021342.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 218809708441 + 24310734561 = 467771^2 + 155919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225102 + ... + 732742.

Almost surely, 2^243120443002 is an apocalyptic number.

243120443002 is a deficient number, since it is larger than the sum of its proper divisors (121562462810).

243120443002 is a wasteful number, since it uses less digits than its factorization.

243120443002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747104.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 243120443002 its reverse (200344021342), we get a palindrome (443464464344).

The spelling of 243120443002 in words is "two hundred forty-three billion, one hundred twenty million, four hundred forty-three thousand, two".