243744222130 has 32 divisors (see below), whose sum is σ = 466403780160. Its totient is φ = 91451707200.

The previous prime is 243744222121. The next prime is 243744222223. The reversal of 243744222130 is 31222447342.

It is a super-2 number, since 2×243744222130² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6331624 + ... + 6370003.

It is an arithmetic number, because the mean of its divisors is an integer number (14575118130).

Almost surely, 2^243744222130 is an apocalyptic number.

243744222130 is a deficient number, since it is larger than the sum of its proper divisors (222659558030).

243744222130 is a wasteful number, since it uses less digits than its factorization.

243744222130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12701754.

The product of its (nonzero) digits is 64512, while the sum is 34.

Adding to 243744222130 its reverse (31222447342), we get a palindrome (274966669472).

The spelling of 243744222130 in words is "two hundred forty-three billion, seven hundred forty-four million, two hundred twenty-two thousand, one hundred thirty".