243434121130 has 32 divisors (see below), whose sum is σ = 439780752000. Its totient is φ = 97018888512.

The previous prime is 243434121121. The next prime is 243434121163. The reversal of 243434121130 is 31121434342.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3008989 + ... + 3088831.

It is an arithmetic number, because the mean of its divisors is an integer number (13743148500).

Almost surely, 2^243434121130 is an apocalyptic number.

243434121130 is a deficient number, since it is larger than the sum of its proper divisors (196346630870).

243434121130 is a wasteful number, since it uses less digits than its factorization.

243434121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80958.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 243434121130 its reverse (31121434342), we get a palindrome (274555555472).

The spelling of 243434121130 in words is "two hundred forty-three billion, four hundred thirty-four million, one hundred twenty-one thousand, one hundred thirty".